Shatterproof hidden display; without operating the walkie talkie to confirm; the hidden display enables teachers or other workers to know the status of 2 way radio anywhere Type-C charging; rechargeable two way radio includes a standard Type-C charging port; and features a Type-C charging base; enabling users to use the power bank/computer/vehicle to charge the walkie talkie for longer service life VOX function on walkie talkie; when your hands are unavailable; users don't need to press the PTT key; communication between the team is still achieved by speaking towards the microphone directly Compatible with old H777 two way radios; if users have an old H777 two way radio or its accessories; use them with the walkie talkie directly; making the operations convenient License-free 2 way radio; no need to set settings; adjust to the same channel; two walkie talkies can intercommunicate quickly