Optional Accessories; Main Specifications - Retevis RA685 Bedienungsanleitung

USB charging
The walkie-talkie can be directly plugged into the USB charging cable and charging with a power bank.
Frequency measurement function
Press +〖*〗key to enter the frequency measurement mode, press【▲】or【▼】key to select U segment or V
segment. When a signal is received, if the current frequency has a mute tone, it will be displayed on the screen
at the same time, press the key The current frequency can be saved. Or you can select the shortcut operation
method by pressing the side button.
Special digital mute
The special digital mute is a mute encryption function, which can prevent other machines from copying the mute
of this machine. After this function is turned on, only the same DCS code can talk to each other. The mute
encryption function is effective only when the DCS mute code is set. Only the same machines with special digital
mute on can talk to each other.

Optional accessories

Please use the accessories specified by our company.
If you use unauthorized accessories without authorization, all consequences caused by this are the responsibility
of the user.
Please consult your local dealer for optional accessories of the walkie-talkie.

Main Specifications

Frequency Range
Channel No.
Channel Spacing
Input voltage
Battery (standard configuration)
Battery Life(5-5-90, High power transmission)
Current： Standby
Receive
Transmit
Frequency stability
Operating temperature
Antenna impedance
Walkie-talkie size(With battery, but without antenna)
Walkie-talkie weight(Including antenna and battery)
Transmit output power
Modulation
Spurious emission
FM signal-to-noise ratio
Audio distortion
Modulation limit
Adjacent channel power
(300-3000Hz) Audio response
Receiving sensitivity
Adjacent channel selectivity
Intermodulation immunity
Conducted spurious emissions
FM signal-to-noise ratio
Audio output power
Audio distortion
Audio response(300-3000Hz)
All specifications are subject to change without notice or responsibility.
Disclaimer
This manual strives for the accuracy and completeness of the content during the compilation process, but the
company does not assume any responsibility for possible errors or omissions. Due to the continuous
development of technology, the company reserves the right to change product design and specifications without
notice. Without the company's prior written authorization, this manual may not be copied, modified, translated
and distributed in any form. The third-party products and content involved in this manual are owned by the third
party, and our company does not provide guarantees for their accuracy, validity, timeliness, legality or
completeness.
144-146MHZ(RX/TX)
16
25/12.5kHz
7.4 VDC
1800mAH(Li-Ion)
About 14 Hours
≤65mA
≤450 mA
≤1.8 A @high power，850 mA @ low power
±2.5ppm
-20℃ to +60℃
50Ω
121×61×33mm
223g
5W/3W/1W
16K0F3E@25KHz, 11K0F3E@12.5KHz
-36dBm＜1GHz， -30dBm＞1GHz
45dB@25KHz, 40dB @12.5KHz
≤5%
±5.0 KHz@25 KHz，±2.5 KHz@12.5 KHz
70dB @ 25KHz，60dB @ 12.5KHz
+1~3dB
0.25μV (12dB SINAD)
≥60dB@25KHz ,≥55dB@12.5KHz
≥60dB@25KHz , ≥55dB@12.5KHz
≤-57dB@25KHz, ≤-57dB @12.5KHz
≥45dB@25KHz, ≥40dB @12.5KHz
1W @16ohms
≤5%
+1～-3dB
11
430-440MHZ(RX/TX)