Retevis RT21 Two Way Radio Rechargeable USB Charging UHF FRS CTCSS/DCS VOX Scan Squelch Walkie Talkies with Covert Air Acoustic Earpiece(2 Pack)

What is the convenience of the new RT21 two way radio: Every radio can work well with each other when out of the box, just change to the same channel. It equip with USB charger,and it can charge on the wall, computer and the car.It is convenient to carry for work or travel. It can communicate with each other when out of the box,and without setting the radio. Features: Single band Single frequency Frequency Range: UHF Memory Channel: 16 CTCSS/DCS function Low battery alarm Scanning Busy Channel Lock Out Power:2.5W Emergency Alarm Wide/Narrow Bandwidth Selection (25 KHZ/12.5KHz) VOX Function Battery Save Function English/Chinese Voice Prompt High/ Low Power Selectable Package Details 2 x RT21 Portable two way Radio 2 x Li-ion battery 2 x Covert Air Acoustic Earpiece 2 x Antenna 2 x USB Charger 2 x Belt Clip 2 x Sling 1 x User manual