Retevis RT1 10W UHF Two-Way Radio 16CH Scan VOX Scrambler 1750Hz Tone Ham Amateur (1 Pack) 10W/5W power switch with side-key operation; High-power true 10W Range up to 4 miles depending on environment and terrain Battery life improved 3000mAh High-capacity battery 260 hours long standby time Scrambler function to make your communication be more confidential Include super quality radio accessory earpiece battery belt clip English mannual 2 Antenna High gain antenna and Common antenna Increase your distance We provide free programming software;There is a password request while reprogramming this radio;Please note that you needn't to enter any password but just click OK will be able to reprogram it <span class="a-text-bold">1750HZ tone:</span> Convenient to connect the repeater, launching further distance <span class="a-text-bold">TOT:</span>Preventtheusertooccupythechannelforalongtime <span class="a-text-bold">Side-key assignment:</span> With the program software,you can set up the function you like;It is convenient to operate <span class="a-text-bold">VOX transmitting/sensitivity adjustable:</span> 
Help you easily transmitted signal through voice without press PTT key <span class="a-text-bold">Scanning:</span>Allow you scan either channels or privacy codes within a channel to locate conversations in progress <span class="a-text-bold">High/Low power selectable:</span> Allow you select high or low power according to the actual situation <span class="a-text-bold">Emergency Alarm:</span>When the user is in danger situation, press the Emergency Alarm button to call for help Frequency : UHF Channel capacity: 16 Output power: High:10W/Low:5W Frequency Spacing: 12.5kHz/25kHz PC program protection Voice companding function Bandwidth selectable(12.5/25kHz Battery save function CTCSS/DCS non-standby code English/Chinese Voice prompt 1 x Retevis RT1 2 way radio 1 x Earpiece 1 x 3000 mAh Polymer Li-ion battery pack 1 x Desktop Charger (100V ~ 240V) 1 x AC/DC adapter 1 x Belt clip 1 x English User&#039;s manual 2 x Antenna(High gain antenna and Common antenna)