The Cobra CXT135 radios also include rechargeable batteries and a "Y" wall charger. Roger beep confirmation tone indicates to others it"s clear to talk. Power saver circuitry extends battery life when not transmitting or receiving. Call alert provides a recognizable alert for incoming calls. This radio is an affordable and compact option for everyone from the novice to the professional radio enthusiast! With the 22 Channels, the Cobra CXT135 MicroTalk 16-Mile Radios give you the ability to communicate, interference free. It is the perfect radio for travel, as the belt clip fits comfortably and efficiently at your side. The LCD display is easy to see and provides a quick glance of the radio"s status, and the Speaker/Microphone/Charger Jack allows you to plug in either a wall charger or headphones.