Description

Retevis RT81 10W IP67 Long Range UHF DMR Radio with Speaker for Business Use

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.

DMR Walkie Talkie Advantages

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.

Basic Features

Strong penetration and stable signal

Retevis RT81 digital band provides clearer sound quality than ordinary analog channels; no need to worry about unclear calls even in noisy environments.

Group calls for efficient work

Group call setup allows for better communication and coordination to improve the efficiency of different departments.

IP67 waterproof and durable

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

2200mAh battery; retevis two-way radios support approximately 12 hours of battery life on a full charge; meets the needs of standard shifts

Simple operation and easy to use

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

rt81 long range waterproof radio for security

Digital Encryption

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.

Paired with H103K Shoulder Speaker Mic

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.

Widely used scenarios

For churches; schools; workplaces; construction sites; beach clubs; hotels; marinas; manufacturing plants; and security companies, etc.

rt81 Applicable scenarios

    Spec

    Specification:

    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.

    Features

    Feature:

    1. Private call, group call, all call in digital mode
    2. Encryption
    3. Wideband /Narrow band selection
    4. Online update
    5. Busy channel lockout
    6. English and Chinese audio prompt
    7. Time out timer
    8. TX high/Low power selection
    9. Read and write by computer
    10. Digital/analog double modes
    11. 32 Channels(2 Zone)
    12. Talk around
    13. Side key programmable
    14. Battery indicator
    15. End-tone elimination
    16. VOX function
    17. Double time slot
    18. Battery save/Low battery alarm
    19. Monitor

    FAQ

    RT81 long range DMR radio can reach 3 miles under ideal conditions. But the actual range may be affected by factors like the terrain, obstacles, weather, etc.

    Besides RT81 DMR radio itself, RT81's encryption can also be compatible with the encryption of the old version RT50 Waterproof DMR Two Way Radio (10 keys).

    es, RT81 DMR digital 2-way radio can work with the RT29 long range analog two way radio in the analog mode. If you want the RT81 to work with the RT29, please ensure they have the same frequency and CTCSS/DCS in the analog mode.

    RT81 handheld DMR radio supports the Dual Time Slot, which allows two signals to share the same channel at the same time. One on Time Slot 1 and one on Time Slot 2. They do not interfere with each other and improve frequency usage efficiency, which is especially important in areas with busy communications.

    RelevantDocuments

    Driver

    RT81-USB-Driver
    10.76 MB zip

    Software

    RT81-Programming-Software
    3.66 MB ZIP

    Manual

    RT81-User-Manual
    18.22 MB pdf

    Brochure

    RT81-brochure
    1.26 MB pdf

    Declaration of Conformity

    RT81-EU-Declaration-of-Conformity
    439.71 KB pdf

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    Availability: In Stock

    products.goods.vendor: HVL

    products.goods.productType: Caps

    $135.00$99.00
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    DELIVERY
    • Dispatch: Within 24 Hours
    • Free shipping across all products on a minimum purchase of $50.
    • International delivery time - 7-10 business days
    • Cash on delivery might be available
    • Easy 30 days returns and exchanges
    RETURNS

    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.

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