Description
|
Frequency band: |
400-470MHz |
|
Channel capacity: |
512 |
|
Channel spacing: |
12.5kHz/20kHz/25kHz |
|
Weight: |
290g (with battery and antenna) |
|
Working voltage: |
7.4V |
|
Battery capacity: |
1800mAh high capacity lithium battery |
|
Working time (5-5-90): |
more than 12 hours (number) |
|
Working temperature: |
-20 ?° C ~ +60 ?° C |
|
Protection level: |
IP55 |
|
Frequency stability: |
?±1.5ppm |
|
Transmit power: |
1-5W |
|
AC sound and noise: |
-40dB 12.5kHz/-43dB 20kHz/-45dB 25kHz |
|
Conduction and radiation emission: |
-36dBm <1GHz, -30dBm >1GHz |
|
Proximity power: |
-60dB 12.5kHz, -70dB 25kHz |
|
The power caused by the switch: |
-60dB 12.5kHz, -70dB 25kHz |
|
4FSK digital modulation: |
12.5kHz (data): 7K60FXD, 12.5kHz (data + voice): 7K60FXE |
|
4FSK modulation accuracy: |
5% @25?°C |
|
Inactive time slot power: |
-57dBm |
|
Audio response: |
+1dB, -3dB |
|
Audio distortion: |
3% |