Retevis RT668B Walkie Talkies with Earpiece, PMR446 License-Free Radio Communication, VOX,16 Channels, CTCSS/DCS, Rugged Two Way Radio for Travel, Camping (Black, 2Pcs)

More actions at your fingertips; featuring 3 front buttons; walkie talkies can achieve more functions without using the computer; such as key lock function; VOX function; VOX level; etc; increasing the convenience of use in schools

Increased longevity; ABS material is anti-fall and anti-shock; passing the 1m falling test; you won't worry about sudden falling during use; ensuring the durability

Long-lasting battery life; equipped with 1200mAh Li-ion battery; 14.5 hours of use time; and 30 hours of standby time; you can stay power up for a whole day of teaching

Convenient to charge; walkie talkies include a standard Type-C port (cable not included); and a desktop charger; meeting various charging needs

Ensure your safety; emergency alarm consists of remote and local alarms; whether short or long distance; your safety is ensured; long press the side key to activate the function

Free your hands; the 0-7 level VOX function makes transmission direct and quick; simplifying the operation and increasing the communication efficiency

Crisp audio; 9-level squelch function helps walkie talkies lower the background noise during security work; ensuring communication clarity

Secure calls; with 260 CTCSS/DCS; walkie-talkie helps block out other conversations on the same channel; reducing communication obstructions