1. Frequency range: VHF144-148MHz, UHF430-440MHz
2. Number of channels: 999 groups
3. Working voltage: DC 7.4V
4. Channel spacing: about 16KHz
5. Frequency stability: -+2.5ppm
6. Transmitting current: about 1.6A
7. Signal-to-noise ratio: about 45dB
8. Maximum audio power: 1W
9. Receiving current: about 380mA
10. With DTMF encoding and decoding function, frequency hopping, scrambling function C
11. 15 DTMF calls, FM radio function
12. 999 channel storage, dual-watch, dual-standby, dual-segment single-watch, single-segment single-watch mode