Brand BAOFENG Model 666S Color Black Material Plastic + aluminium Quantity 1 Frequency Range 400~470MHz Channel 16 Frequency Stability 2.5 ppm Output Power 5 W Working Voltage 3.7 V Working Distance 50000 m Encryption CTCSS DCS Battery Capacity 1500 mAh Standby Time 128 hour Working Time 48 hour Features Modulation mode: F3E; Sensitivity: less than or equal to 0.2V; Audio output power: 500mW; Conversation and noise: more than 40dB(12.5KHz) more than 45dB(25KHz); Spurious response: 60dB; Audio response: 300~3000Hz; SNR: 40dB; Intermodulation: 60dB Packing List 1x Two-way radio 1x Battery 1x Antenna 1x Belt clip 1x Battery charger (110~240V / US plug / 106cm) 1x Hand strap 1x English user manual