Retevis RT-5RV Two Way Radios 5W 128CH Dual Band Dual Frequency UHF/VHF VOX FM Walkie Talkies with Earpiece(4 Pack) and Speaker Mic(4 Pack) Small and lightweight;1400mAh large capacity Li-ion battery can last 8-12 hours PTT-ID function could let you know who are speaking to you and also easy to set up through keypad VOX function provide you real hands free;keyboard beep and key lock function prevent button operating error More stubborn frame material and metallic construction make it more durable and give it a more fashionable appearance We provide 1 year warranty and 30 days no reason to return; no matter any reason, within 30 days you can apply for a return (including the radio accessories) <span class="a-text-bold">Frequencyrange</span>:VHF/UHF <span class="a-text-bold">Output power</span>: 5W <span class="a-text-bold">Battery capacity</span>: 1400mAh <span class="a-text-bold">Channelquantity</span>128 <span class="a-text-bold">selectable</span>: 5W/1W <span class="a-text-bold">Rated Voltage: </span>7.4V DC10% <span class="a-text-bold">Battery type:</span>Li-ion battery FM Function Busy lockout function Time-out Timer (TOT) function Battery voltage display function Channel name display and editing functions Keypad lock function Emergency alarm function Low battery alarm Power saving function CTCSS and DCS Codes VOX function 4x Retevis RT-5RV2 way radio 4x Antenna 4x Earpiece 4x Li-ion battery pack 4x Charger 4x Belt clip 4x The sling 4x Adapter 4x Users manual 4x Speaker mic