Name: Civil walkie-talkie Color: black, orange, red, blue Material: ABS + electronic components Power: 4 7-cell batteries (not included) Working voltage: 6V Range:Up to 5 metrics in outdoor conditions (depending on terrain and weather conditions). Frequency: 446.00625~446.9375MHz (EU) 462.56250~467.7125MHZ (United States) Channel: 8 (EU) / 22 (United States) 99 CTCSS Call distance: 2-8KM (max) Flashlight function Features: Find channel and channel locks Receiving communication Set call ringtone Set button tone Powered by 4 AAA batteries (not included) Auto squelch: Attenuates background and signal noise in receive mode. 5 quick access function keys (on/off, call, call, channel selection, flashlight). Remarks: 1.If you are worried about accidentally changing channels Don"t worry, after selecting a channel, you can lock the keyboard, the keyboard won"t change, just press PTT to talk. It"s easy to lock the keyboard, hold down the Menu button until a button appears on the LCD. 2.Use a flashlight or send encoded information in the dark Belt clip with hook for neck or wristband Press the PTT button while talking, if you don"t want to press it, it is easy to open the VOX function. Can be combined with the back splint for easy placement and carrying Package Included: Interphone *2PC, Manual *1, Clip *1 Note: The package does not include batteries, can use 7-cell batteries; EU 8 channels US 16 channels