1 Pair RETEVIS RT28 US Frequency 462.56250-462.72500MHz 16CHS FRS Two Way Radio Handheld Walkie Talkie, US Plug(Black)

1. Functions: CTCSS&DCS, monitoring function, emergency alarm, scanning, TOT (timeout timer), squelch, VOX, power saving, low battery prompt, etc.
2. Charging port: Micro USB
3. Frequency range: 462.556250-462.72500MHz
4. Channel: 16
5. Working voltage: 3.7V
6. Frequency stability: +/-2.5ppm
7. Dimensions (without antenna): 124x56x33mm
8. Weighing (including battery): 185g

Transmitter:
1. Deviation: less than or equal to 2.5KHz
2. Spurious emission: less than or equal to 7.5uW
3. Adjacent channel power: less than or equal to -60dB
4. Signal to noise ratio: greater than or equal to -40dB
5. Modulation sensitivity: 8-12mV
6. Transmission current: less than or equal to 1.2A

Receiver:
1. Sensitivity: -122dBm (12dB SINAD)
2. Audio distortion: less than or equal to 10%
3. Middle: greater than or equal to 60dB
4. Adjacent channel selectivity: greater than or equal to 60dB
5. Clutter suppression: greater than or equal to 65dB
6. Receiving current: less than or equal to 380mA