1. 5-20 km signal coverage
2. 1-7 days long standby time
3. Automatic scanning, Flashlight/radio function, Optional signaling, Alarm function, Adjustable high and low strategy, UV dual-segment transceiver adjustment, Relay tail cancellation, Boot display icon
4. Full-band three-segment walkie-talkie, switch at will

Specification :

Overall	frequency range	UHF:136-174MHz/400-520MHz
	Channel capacity	128
	Channel spacing	25/12.5kHz
	Input voltage	7.4 VDC
	Battery (standard )	9500mAH(Li-lon)
	Battery life (5-5-90, off power emission)	About 14 hours
	Standby	≤65mA
	Receive	≤ 450 mA
	Launch	≤1.2A@高功率, 650mA@低功率
	Frequency stability	±2.5ppm
	Operating temperature	-30℃ to +60℃
	Antenna impedance	50Ω
	Walkie-talkie size (with battery, but without antenna)	95 x 95 x 35MM
	Walkie-talkie weight (including antenna and battery)	195g
Transmitting part	Transmitting output power	20W
	Modulation method	16K0F3E@25KHz, [email protected]
	Spurious emission	-36dBm<1GHz, -30dBm>1GHz
	FM signal ratio	45dB@25KHz, 40dB @12.5KHz
	Audio distortion	≤5%
	Modulation limit	±5.0 KHz@25KHz, ±[email protected]
	Adjacent channel power	70dB @ 25KHz, 60dB @ 12.5KHz
	Audio response (300-3000HZ)	+1~3dB
Receiving part	Receive sensitivity	0.25≥v(12dB SINAD)
	Adjacent channel selectivity	≥60dB@25KHz, ≥[email protected]
	Intermodulation immunity	≥60dB@25KHz, ≥[email protected]
	Conducted spurious emission	≤57dB@25KHz, ≤[email protected]
	FM signal to noise ratio	≥45dB@25KHz, ≥40dB @12.5KHz
	Audio output power	0.5W @8 ohms
	Audio distortion	≤5%
	Audio response (300-3000HZ)	+1~-3dB