Retevis RT81 Digital Walkie Talkie with Microphone Kit is designed for larger teams to increase productivity.The microphone makes it easier to carry the walkie-talkie and allows for better communication and work. Digital radios have the advantage of being more visible in the local area and are the basic choice for digital communication.

Compared with analog walkie-talkies, digital walkie-talkies have more stable signals, clearer sound quality, larger battery capacity, longer These advantages can better help the realization and completion of work.
Retevis RT81 is a commercial digital walkie-talkie based on the Retevis DMR long range walkie-talkie.
It is aimed at teams and people who need better sound quality and distance performance after using a long range walkie-talkie.
Retevis RT81 digital band provides clearer sound quality than ordinary analog channels; no need to worry about unclear calls even in noisy environments.
Group call setup allows for better communication and coordination to improve the efficiency of different departments.
Waterproof two-way radios are IP67 rated and can be used even in rainy weather; 1 meter drop test; RT81 radios will still work; ruggedized case and sturdy accessories will last a long time and save your business money!
2200mAh battery; retevis two-way radios support approximately 12 hours of battery life on a full charge; meets the needs of standard shifts
Factory preset channel frequencies, just switch to the same channel and you're ready to go; simple side buttons make it easy for every operator to operate

Secure communications are an essential requirement, especially for public safety applications, RT81 is equipped with 10-bit key data encryption, which can be used to encrypt data in a variety of ways. walkie talkie prevents eavesdropping and avoids interference to ensure secure communication.
The Retevis RT81 paired with the H103K Shoulder Speaker Mic provides enhanced communication efficiency and convenience. The Kenwood 2-pin plug ensures seamless compatibility with the RT81, while the 360° rotatable metal clip allows easy attachment to your collar, keeping your hands free for other tasks. This combination of the RT81 and speaker mic ensures clear, hands-free communication, ideal for long-distance business use and dynamic work environments.
For churches; schools; workplaces; construction sites; beach clubs; hotels; marinas; manufacturing plants; and security companies, etc.

Retevis RT81 Digital Walkie Talkie with Microphone Kit is designed for larger teams to increase productivity.The microphone makes it easier to carry the walkie-talkie and allows for better communication and work. Digital radios have the advantage of being more visible in the local area and are the basic choice for digital communication.

Compared with analog walkie-talkies, digital walkie-talkies have more stable signals, clearer sound quality, larger battery capacity, longer These advantages can better help the realization and completion of work.
Retevis RT81 is a commercial digital walkie-talkie based on the Retevis DMR long range walkie-talkie.
It is aimed at teams and people who need better sound quality and distance performance after using a long range walkie-talkie.
Retevis RT81 digital band provides clearer sound quality than ordinary analog channels; no need to worry about unclear calls even in noisy environments.
Group call setup allows for better communication and coordination to improve the efficiency of different departments.
Waterproof two-way radios are IP67 rated and can be used even in rainy weather; 1 meter drop test; RT81 radios will still work; ruggedized case and sturdy accessories will last a long time and save your business money!
2200mAh battery; retevis two-way radios support approximately 12 hours of battery life on a full charge; meets the needs of standard shifts
Factory preset channel frequencies, just switch to the same channel and you're ready to go; simple side buttons make it easy for every operator to operate

Secure communications are an essential requirement, especially for public safety applications, RT81 is equipped with 10-bit key data encryption, which can be used to encrypt data in a variety of ways. walkie talkie prevents eavesdropping and avoids interference to ensure secure communication.
The Retevis RT81 paired with the H103K Shoulder Speaker Mic provides enhanced communication efficiency and convenience. The Kenwood 2-pin plug ensures seamless compatibility with the RT81, while the 360° rotatable metal clip allows easy attachment to your collar, keeping your hands free for other tasks. This combination of the RT81 and speaker mic ensures clear, hands-free communication, ideal for long-distance business use and dynamic work environments.
For churches; schools; workplaces; construction sites; beach clubs; hotels; marinas; manufacturing plants; and security companies, etc.

| Model | Retevis RT81 |
| Frequency | UHF 400-470MHz |
| Mode | Digital/Analog |
| Power | 10W |
| Channel capacity | 32(2 Zone, 16 channel per zone) |
| Zone | 2 |
| Working voltage | 7.4V |
| Working temperature | -30℃~+60℃ |
| Storage temperature | -40℃~+60℃ |
| Continuous working time | Analog:15 hours,Digital:25 hours |
| Battery capacity | 2200mAh |
| Weight(include battery) | 9.32oz/264g |
| Radio size(include battery) | 5.48x2.51x1.45in(139x64x37mm) |
| Receiver | |
| Channel spacing | 12.5/25KHz(Digital mode 12.5KHz) |
| Frequency stability | ±1.0ppm |
| Analog sensibility | 0.35µV/-116dBm(20dB SINAD) |
| 0.2µV/-120dBm(Typical) | |
| Digital sensibility | 0.3µV/-117.4dBm(BER5%) |
| 0.7µV/-110dBm(BER1% | |
| Spurious response | TIA03C:65dB |
| ETSI:65dB | |
| Adjacent channel selectivity | TIA603C:60dB@12.5KHz |
| ETSI:60dB@12.5KHz | |
| Spurious response suppression | TIA603C:70dB ETSI:70dB |
| Receiving spurious emissions | <-57dBm@1GHZ,>-47dBm |
| Blocking | 84dB |
| Rated audio power | 1W |
| Audio response | +1dB—-3dB |
| Rated audio distortion | ≤3% |
| Transmitter | |
| Channel spacing | 12.5/25KHz(Digital mode 12.5KHz) |
| Frequency stability | ±1.5ppm |
| TX power | Low:1W High:10W |
| FM noise | -40dB@12.5kHz |
| Spurious emission | <-36dBm@1GHz,>-30dBm |
| Adjacent channel selectivity | -60dB@12.5KHz |
| FM modulation mode | 12.5KHz:11FOF3E |
| 4FSK digital modulation mode | 12.5KHz(data only)7K60FX |
| 12.5KHz(data+voice)7K60FX | |
| Modulation limit | 2.5KHz@12.5KHz |
| Audio response | +1dB—-3dB |
| Rated audio distortion | ≤3% |
| Digital protocol | ETSITSI02361,-1,-3 |
| Vocoder type | AMBE+2TM |
Note: Specifications will be revised without notice due to technical improvement.
The 10W power of this RT81 is a game-changer on our construction site. The signal punches through steel and concrete where our old radios failed. Worth every penny.
As a hotel security manager, I need clear and private comms. The DMR digital encryption on these walkie-talkies gives me total peace of mind for sensitive discussions.
The included shoulder speaker mic is fantastic. My warehouse crew can now communicate with both hands free to operate forklifts and handle inventory. So much safer and efficient.
Crystal clear sound even at the edge of our property! The DMR signal stability is no joke. No more broken words or static when patrolling the perimeter.
The IP67 rating is legit. Got caught in a sudden downpour during an outdoor event setup, and the RT81 kept working flawlessly. A true all-weather tool.
Group call setup was a breeze. Now our maintenance, security, and front desk teams have their own channels. Coordination has never been smoother.
For the price, the audio clarity from the high-performance speaker is outstanding. In our noisy manufacturing plant, every instruction is heard loud and clear.
The 2200mAh battery easily lasts a full 12-hour shift. We just pop them on the charger overnight, and they’re ready to go again in the morning. Reliable.
Simple operation is key with a diverse staff. The factory preset channels and large side buttons mean anyone can use it with minimal training.
Upgraded our church’s volunteer team from analog to these DMR walkie talkies. The improvement in sound quality and range during large events is phenomenal.
The rugged build feels like it can take a beating. Survived an accidental 1-meter drop onto the dock pavement with just a minor scuff. Built to last.
The UHF band combined with 10W power provides incredible penetration in our multi-story shopping mall. From basement to rooftop food court, comms are solid.
As a event coordinator, the efficient group calls save so much time. I can broadcast to all security staff instantly instead of calling each one.
The voice prompt feature is helpful, especially when you can’t look at the screen. Confirms channel changes and low battery warnings audibly.
Using these at our beach club. The waterproofing handles splashes from the pool and ocean spray perfectly. No more worries about damaged gear.
The digital sound quality is so much better than the crackly analog radios we had. It reduces listener fatigue during long security deployments.
The shoulder mic’s 360° rotatable clip is a small but brilliant design. It attaches securely to any collar or strap, keeping the mic perfectly positioned.
Battery life is as advertised. For standard 8-hour shifts in our school security, we only need to charge them every 2-3 days with moderate use.
The Kenwood 2-pin compatibility is great. We already had some accessories, and they work seamlessly with the RT81. Protects our existing investment.
For managing a busy marina, reliable communication is safety-critical. The RT81’s stable signal ensures we can always reach our dockhands and boat crews.
Switching to the same channel to start talking is idiot-proof. Perfect for temporary staff or volunteers who join our events and need a radio quickly.
The form factor is professional without being bulky. Sits nicely on the belt, and the included mic means you don’t have to constantly hold the main unit.
We use the group call feature to separate logistics, customer service, and safety teams at our festival. It keeps the airwaves organized and efficient.
Even in the noisy environment of a manufacturing plant floor, the audio cuts through. The crystal-clear sound ensures no misunderstandings on important instructions.
The build quality feels solid and premium. It doesn’t feel like a cheap toy, which is important for presenting a professional image to our hotel guests.
A fantastic long range two-way radio for the price. The DMR technology really shows its worth in extended coverage and clearer audio at distance.
The IP67 waterproof rating gave us the confidence to use these during a charity run in the rain. All equipment performed perfectly, keeping everyone connected.
Setting up different groups for our construction project—electricians, plumbers, general labor—has streamlined communication immensely. No more cross-chatter.
The speaker on the shoulder mic is plenty loud. I can hear messages clearly even when operating loud machinery in the warehouse.
Upgraded our small security company’s fleet with these. The 10W high power output means fewer dead zones in the large industrial complexes we patrol.
For a church tech team running Sunday services, the clear audio and simple operation are key. These radios handle our behind-the-scenes coordination perfectly.
The DMR walkie talkie doesn’t just extend range; it makes the audio at that range usable. Full sentences, no scrambling to understand broken words.
The metal clip on the speaker mic feels durable. It’s been clipped and unclipped from vests and belts dozens of times a day with no sign of wear.
Battery indicator is accurate. We’ve never been caught off-guard with a dead radio mid-shift, which is crucial for our 24/7 security operation.
The value of having a complete kit (radio + quality mic) can’t be overstated. It’s a professional solution right out of the box for our new event business.
Using these for coordination between the kitchen, service staff, and management in our busy restaurant. The hands-free operation via shoulder mic is a lifesaver during rush hour.
The audio is not just clear; it’s natural. Doesn’t sound robotic or compressed like some other digital radios, which is easier on the ears for all-day use.
For directing traffic and parking at our university events, the long range and loud audio are essential. These handle the job perfectly.
The ruggedized case has proven itself. After months on a construction site, these radios look worn but perform like the day we got them.
The simplicity is brilliant for our diverse team of groundskeepers. No complicated menus—just turn on, select channel, and talk. Everyone uses them correctly.
The shoulder speaker microphone is the best accessory. It keeps the radio protected on my belt and puts the controls right at my fingertips.
We manage a large campground. These radios cover from the registration office to the farthest hiking trailhead with clear signal. A reliable safety tool.
The digital encryption feature, while we don’t use it daily, is great to have for sensitive events or discussions. Adds an extra layer of professionalism.
Charging is straightforward. The included charger gets the job done, and the batteries hold their charge well when not in use for a few days.
As a project manager on multiple sites, the ability to have clear comms with each foreman via single call improves decision-making speed dramatically.
The UHF frequency is perfect for our urban security work. Better building penetration than VHF, which is what we need in the city.
The mic’s PTT button has a good tactile feel and positive click. You know for sure when you’re transmitting, even with gloves on.
For the price point, getting a true IP67 waterproof DMR radio with this power is exceptional value. It outperforms more expensive brands we’ve tried.
The range in open areas like our golf course is impressive. Caddies and ground staff can communicate across several holes without issue.
Switching from our old, bulky radios to these streamlined RT81s has been a morale booster for the team. They’re easier to carry and simply work better.
The high power radio setting is a beast. When we need maximum range for search operations in the park, we switch to high power and get the coverage we need.
The audio doesn’t distort at high volume from the speaker mic. Commands remain clear and intelligible, which is critical in emergency situations.
We use these for coordinating volunteers at a large food bank. The intuitive design means we can hand a radio to anyone, and they’ll figure it out in seconds.
The stable DMR signal means no more “say again” or “you’re breaking up.” Communications are efficient and accurate the first time, every time.
Durability is key for our landscaping business. These have been bounced around in truck beds, covered in dirt, and washed off—no problems at all.
The speaker quality is excellent. Even in the somewhat echoey environment of our warehouse, voice announcements are clear and easy to understand.
For a small to medium-sized business looking to upgrade their communication, this is the perfect package. It’s professional, capable, and won’t break the bank.
The hands-free communication via the shoulder mic has reduced response time for our security team. They can acknowledge and act while already moving.
I manage several retail stores in a strip mall. These radios allow me to communicate with all store managers privately and instantly from anywhere on the property.
The battery capacity is well-matched to the radio’s power consumption. We get a full day of heavy use without worrying about finding a charger midday.
The digital two-way radio technology makes a tangible difference. Less background noise, fuller audio, and a more reliable connection overall.
Perfect for our concert venue staff. The group call lets stage managers, security, and medical teams operate independently but coordinated.
The build feels balanced in the hand. Not too heavy, not too light. It inspires confidence that you’re holding a quality piece of equipment.
We use the all-call function for important announcements to everyone on site, like weather warnings or shift changes. It’s an effective broadcast tool.
The waterproof and durable design saves money in the long run. We’re not constantly replacing radios damaged by rain or accidental drops like before.
For a fire department auxiliary communication unit, reliability is non-negotiable. The RT81 has become a trusted part of our backup comms plan.
The microphone kit inclusion makes this a complete solution. We didn’t have to research and buy compatible mics separately—saved us time and hassle.
Signal clarity in urban canyons is excellent. For our building maintenance team working in a dense downtown, this was the most important feature.
The two-way radio is simple enough for a new employee but has the advanced features (like encryption) when our executive protection team needs them.
We use these on a farm. The range across fields and the ability to withstand dust and the occasional rain shower make them ideal for agricultural work.
The commercial digital walkie-talkie performance lives up to the claims. It’s clearly designed for business use, not casual recreation.
The long range walkie talkie capability means fewer repeaters are needed for our wide-area patrols. A more cost-effective setup for our security company.
Audio is crisp from both the main unit speaker and the shoulder mic speaker. No matter how you listen, the message comes through perfectly.
The 10W output power is the real deal. In side-by-side tests with our old 5W radios, the RT81 consistently reached farther with a cleaner signal.
For a school district’s facilities team, these radios connect maintenance staff across multiple buildings reliably. A great tool for daily operations.
The UHF DMR radio combination is a winner. UHF for penetration, DMR for clarity and efficiency. It covers all the bases for professional use.
We attached the shoulder mic to our life vests for marine patrol. The secure clip and waterproof design are perfect for this demanding environment.
The sound quality difference when switching from analog to digital on this radio is immediately noticeable. It’s like upgrading from a old phone to a smartphone.
Managing a large wedding venue requires smooth coordination. These radios keep our catering, photography, and coordination teams in sync without any hiccups.
The business use focus is apparent. No unnecessary frills, just robust features that actually help teams get work done better and safer.
The radio feels solid in the hand as soon as you pick it up. Combined with the clear digital audio, it gives an impression of high quality and reliability.
Battery performance has been truly impressive. For our standard security shifts, we easily get through the day and often have juice left over, which was a welcome surprise.
The audio clarity in quiet environments is excellent, perfect for detailed coordination. Even at maximum volume, communication remains clear and understandable.
Operation is simple and intuitive, getting our team up and running quickly. The large, well-spaced buttons make it easy to use even in high-pressure situations.
The overall build quality and design are excellent. It looks professional and feels like it was built to withstand the rigors of daily commercial use.
For our logistics yard, the combination of long range and loud, clear audio is critical. The RT81 delivers on both fronts, ensuring instructions are heard over vehicle noise.
The shoulder microphone is a game-changer for mobility. I can clip it on and have full radio functionality without the bulk of the main unit in my hand or on my hip.
We use the group call function to manage different zones at our amusement park. Ride operators, food service, and first aid can all talk within their teams without interference.
The IP67 protection gives us confidence for any outdoor event. Whether it’s rain, dust, or accidental spills, we know the radios can handle it.
Switching to these from our old analog system was the best decision. The improved team productivity from clearer, faster communication is already showing in our project timelines.
The DMR technology really shines in crowded RF environments. At large festivals with many radios, we experience far less interference than with our old analog gear.
For a small manufacturing plant, these radios are perfect. The efficient group calls let supervisors coordinate with production, shipping, and quality control seamlessly.
The speaker microphone is not an afterthought; it’s a high-quality accessory. The sound transmission and reception are both excellent, making conversations natural.
We appreciate the no-frills, functional design. It’s built for work, not play. Every feature seems to have a practical purpose for team communication.
The UHF band choice is ideal for our work in and around large buildings. We get the penetration we need without sacrificing too much range in open areas.
Reliability is the top feature for us. In the months we’ve used the RT81, it has consistently performed as expected, with no dropouts or failures.
The complete kit with the speaker mic meant we were operational immediately. No waiting for separate shipments or compatibility checks.
For security companies, the secure communication and robust build are exactly what’s needed. These radios inspire confidence in both the user and the client.
The value for money is outstanding. You get commercial-grade features and durability at a price that’s accessible for many small businesses.
Overall, the RT81 is a powerful, professional communication tool that delivers on its promises. It has made our team more connected, responsive, and efficient.
If you do not like the product you can return it within 15 days - no questions asked. This excludes bodysuits, swimwear and clearance sale items. We have an easy and hassle free return policy. Please look at our Delivery & Returns section for further information.