Description
Description:
-Frequency measurement function, copy the frequency of other devices at any time
-1.6 inch screen, flashlight illumination function, FM
-USB charging function, you can use the USB charging cable to charge the two radios directly.
Features:
1. Frequency range: 144-146MHZ(RX/TX) 430-440MHZ(RX/TX)
2. Dual frequency, dual display, dual standby
3. High, medium and low power switching to meet the power needs of users at different distances, more energy-saving and power-saving
4. Up to 128 storage channels for programming frequency and various other data
5. Various display methods such as channel number, frequency, channel frequency, channel name, etc.
6. CTCSS/DCS, DTMF signaling to reject redundant calls from other stations
7. Eliminate tail tone to avoid speaker impact noise after the call ends
8. VOX voice-activated transmission, no need to press PTT key to talk normally
9. DTMF emergency alarm, ANI identification and other functions
10. DTMF, CTCSS (60.0 -259.9 HZ), DCS signaling codec function
11. 8-band frequency selection (2.5K, 5.0K, 6.25K, 10.0K, 12.5K, 20.0K, 25.0K, 50.0K)
12. Automatic power saving function to extend battery life
13.SOS emergency alarm function
14. Computer programming function
15. Wide/narrow band (25KHz/12.5KHz) selection function
16. Digital FM radio (receive 65-108MHz)
17. Menu items directly select the keyboard digital, transmit and receive frequency can be manually entered
18. Special CTCSS/DCS (frequency hopping function)
Parameter:
Total frequency range: 144-146MHZ(RX/TX) 430-440MHZ(RX/TX) 128 channels
Channel Spacing: 25/12.5kHz
Input voltage: 7.4VDC
Battery (standard configuration): 1800mAH (lithium ion)
Battery life: (5-5-90, high power delivery) about 14 hours
Standby current: ≤65mA
Receive: ≤450mA
Transmit: ≤1.8 A @ high power, 850 mA @ low power
Frequency Stability: ±2.5ppm
Operating temperature: -20°C to +60°C
Antenna Impedance: 50Ω
Transmitting output power: 5W/3W/1W
Modulation: 16K0F3E@25KHz, 11K0F3E@12.5KHz
Spurious emission: -36dBm＜1GHz, -30dBm＞1GHz
FM SNR: 45dB@25KHz, 40dB @12.5KHz
Audio distortion: ≤5%
Modulation limit: ±5.0 KHz@25 KHz, ±2.5 KHz@12.5 KHz
Adjacent channel power: 70dB @ 25KHz, 60dB @ 12.5KHz
Audio response: +1~3dB
Receiving part Receiving sensitivity: 0.25μV (12dB SINAD)
Adjacent channel selectivity: ≥60dB@25KHz, ≥55dB@12.5KHz
Intermodulation immunity: ≥60dB@25KHz , ≥55dB@12.5KHz
Conducted spurious emission: ≤-57dB@25KHz, ≤-57dB@12.5KHz
FM SNR: ≥45dB@25KHz, ≥40dB @12.5KHz
Audio output power: 1W @16ohms
Audio distortion: ≤5%
Audio response:(300-3000Hz) +1～-3dB
Size Information:
Packing list:
1 x RA685 Two-Way Radio
1 x Battery
1 x Antenna
1 x Manual
1 x USB charger
Product Image:
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