CPS CP183 Tiny and Slim Walkie Talkie FRS/GMRS Two-Way Radio (Black) (1 Piece) The Walkie Talkie is the wireless communicating equipment approved by the country and can be used by license free,talk for free FRS/GMRS family radio with 22 channels,Transmitter power is 0.5w,Frequency At 462.55-467.7125MHz Use the provided mini-USB charger for portable convenience, great for charging at home or to take along to recharge in a hotel Two Way Radio Has Vox function help you easily transmitted signal through voice without press PTT key,external PTT/microphone and speaker jack Easy to use: They are programmed at the same frequency before they leave the factory;Once the radios at the same channel,they could be two way radio communicate;Light-weight: easy carry to everywhere,For all ages,Professional use & amateur use; 3km/2mi range(open terrain),good sound quality,adjustable volume 15 level;Great for supermarkets,shopping centres,festivals and any outdoor activities