Retevis RT56 Dual Band Two Way Radio Explosion-Proof, Walkie Talkies Long Range Remote/Local Emergency Alarm, 2-Way Radios Tone Code Function(2 Pack)

* The high-power dual-band walkie-talkie ensures that it can pass through all floors of the building and keep the sound undistorted;ultra-clear audio and long-distance transmission range ensure continuous and uninterrupted calls * A sophisticated explosion-proof walkie-talkie that meets military standards can withstand long-term friction and use; it can be used for commercial purposes; steel; construction; chemical plants and oil fields * Powerful functions; powder dustproof, waterproof and explosion-proof, dual display and standby; alarm; VOX; flashlight; multi-layer cluster scheduling; 128 CH, 0-9 level squelch and CTCSS/DCS * Easy to operate and use; LCD screen and large keyboard allow you to see all operations on the screen; high-quality 1800 mAh rechargeable explosion-proof lithium polymer battery supports more than 12 hours of use * The emergency alarm function can send emergency signals to other walkie-talkies; the FM function allows you to choose your favorite channel to enjoy your leisure time