LUITON PKT-03 Pocket FRS GMRS Uhf Two-Way Radios with Rechargable Lithium Battery Outdoor Portable Walkie Talkie (Black)(Pair) Mini,simple to use;Sound loudly & clearly;long range communication; Preset 22 channels Capatiable the standard of FRS&GMRS; Long battery life built inside ;Rechargeable battery, standard mini usb 2.0 port for charge; Uhf Frequency ,Communicate with Motorola FRS/GMRS radios; Programmable by PC software ;