Retevis RB658 walkie talkie provides wireless connection for simpler business calls. The first point is its wireless function, which enables you to connect the APP on the Android phone to edit freely, connect the wireless headphone for hands-free operations, and connect the mobile phone for variety. AI noise reduction makes communication clear even over a distance. 1.77-inch LCD screen and 15-level brightness offer readability, 1800mAh battery supports a whole day of work use, and solid ABS material ensures durability. Additionally, group call, VOX, alarms, and other functions offer convenience and efficiency in various workplaces. Based on the above benefits, RB658 two way radio will be your good business partner.
Using the AI noise-canceling function, background noise is reduced, clear sound quality is offered, and regardless of the noisy environment of the transmitter and the receiver, clear communication is achieved.
Stable signal ensures smooth transmission; strong penetration breaks obstacles; walkie talkie achieves long-distance calls in workplaces.
Two way radio connects wireless headphones and mobile phones; used for hands-free operations; without affecting teaching; hotels; restaurants; and other occasions work.
Walkie talkie is allowed for edition on Android phone APP; without worrying about places and time; more convenient to set the needed setting.
1.77inch screen and half buttons ensure readability and operationality; 15-level adjustable brightness increases operational comfort; walkie talkie becomes a good work partner.
Two way radio can adjust the setting to the same without using the computer; enhancing the team communication efficiency.
1800mAh li-ion battery; type-C charging port; ensure long-term use without running out of battery power.
ABS material is impact and fall resistant; IP54 waterproof withstand light rain or splashing water; two-way radio can be used normally in most conditions.
No need to adjust the channel; group call function allows you to call others on the current channel; reducing the operation steps; and increasing efficiency.
Emergency alarm enables you to press the SOS key to seek help; lone worker will make RB658 automatically alert after no operations for a long period; two way radio ensures the safety.
Without pressing the PTT key to transmit; you can pay more attention to your work; making efficiency enhanced; 9 level can be optional.
The two way radio antenna can be replaced with the gain antenna, getting a better reception effect.
The small 2-way radio is convenient for carrying for a long time without having much pressure and affecting normal work.
How to programm frequency with Bluetooth APP?
How to restore factory settings?
General | |
Frequency Range | 440-470MHz |
Memory Channels | 256 |
Channel Step Value | 12.5KHz/20.5KHz |
TX Power | High Power≤2W Low Power:0.5W |
Audio Distortion | ≤5% |
Frequency Stability | ±2.5ppm |
May Frequency Deviation | ≤5KHz/≤2.5KHz |
Spurious Radiation | ≤7uV |
Modulation Method | FM |
Receive Sensitivity | ≤0.25uV/≤0.3uV |
Squelch Sensitivity | ≤0.2uV/≤0.25uV |
Adjacent Channel Selectivity | ≥26dB |
Spurious Response Suppression | ≥70dB |
Inter-modulation | ≥65dB |
Transmit Current | ≤1.5A |
Work Voltage | 3.7V DC |
No reviews yet. Be the first to write a review!
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.