Dual Band, Dual Display, Dual Standby H/M/L Power Selectable Torch Light Wide/ Narrow Bandwidth Selectable Local/ Remote Emergency Alarm, Fell Alarm VOX Transmitting TOT Channel Name Editable Remote Stun/ Kill, Activate, Revive Multi-scan Function DTMF Encoding and Decoding ANI 2-Tone CTCSS/DCS Built-in 25 FM Radio Channels (87-108 MHz) General Specification Frequency Range 136-174MHz & 400-470MHz Output Power 10W/ 5W/ 1W Channels 2*128 Battery Pack 2600mAh (Li-ion) Power Supply DC 7.4V Channel Spacing 12.5KHz/ 25KHz Operating Temperature -20â??~ +60â?? Antenna Impedance 50Ω Dimensions (W H D) 61mm 125.5mm 36.5mm Weight 262g (With Belt Clip and Antenna)