Super-mini,light weight，Tonal ouput with loud and clear，16 storage channels for your easy use，Computer programming ，Sturdy and durability better，Power saving and to extend for using time of batteries，Low battery warning，Built-in QT，Wide-narrow channel bandwidth coverage，Time-out timer，Two-color LED indicator ，Output power:4W，Frequencies: 350-370MHz ,400-430MHz 450-470MHz （others optional） ，Weight: 300g，Dimensions: 115X55X34mm