Retevis H-777 Walkie Talkie UHF 3W 16CH CTCSS/DCS 2 Way Radio(1 Pack) 1000mAh Li-ion battery; low voltage alert; intelligent charging base(without adapter) The 50 CTCSS/105 CDCSS keep you away from the irrelevant call which is allow you do some private exchanges Frequency range it comes with 16 channels and an adjustable volume control Original accessories offer you more convenient and belt clip make them easy to carry Simple and Convenient return process;1 year warranty provide by us and 30 days no reason return 1 Retevis H-777 2 way radio 1 Antenna 1 1000 mAh Li-ion battery pack 1 USB charging Base(Without adapter) 1 Belt clip 1 The sling 1 English User&#039;s manual