Brand Baiston Model BST-2600 Color Black Quantity 1 Frequency Range 400.00~470.00MHz Channel 16 Frequency Stability 2.5 ppm Output Power 6 W Working Voltage 3.7 V Working Distance 3000~5000 m Battery Capacity 1800 mAh Features Battery Saving; VOX Voice Operated Transmitting Function; Busy Channel Lock; Low Battery Warning; Over Voltage or Low Voltage Protection; Emergency Alarm; Channel Monitor; TOT (Time-out Timer); Chinese / English Switch; High &Low Power Switch over; Noise Reduction; Scanning Function; STE Function; Flashlight Packing List 1 x Walkie Talkie 1 x Antenna (15cm) 1 x Strap (22cm) 1 x AC power charger adapter (100cm-cable; US Plug input: AC 100~240V; Output: DC 10V 500mA) 1 x Battery 1 x Clip 1 x Chinese user manual