Product details:

Small and convenient size;it easily fits on your hand;it measures 4.53 inches in height;1.30 inches thick;2.36 inches in width;6.3 oz light-weighted;solid built; easy to operate for all ages;each radio has a removable belt clip16 channels;each radio has identical frequency on each of the 16 channels out of the box;16 position mechanical rotary switch channel selector;when you turn the knob to change the channel,a synthesized voice will tell you the channel number - Each radio comes with a 1500m - Ah rechargeable Li-ion battery and a charging dock; the charger comes with an AC wall-wart Type A plug and works in 110v-240v; it takes about 2.5 hours to fully charge; battery life is determined by transmit time;it lasts around 8 to 96 hours on a single charge depending on how much you transmit;you can charge the battery alone or charge the radio with battery installed - High quality built-in speaker on the radio provides loud and crystal clear sound; Push-to Talk button and built-in mic on the radio;each radio comes with a single-earbud style earpiece(foam piece included) with a microphone built in and a Push-to-Talk button; earpiece plug is K-type of 3.5mm plug and 2.5mm plug;when you plug in the earpiece,all sound goes to the earpiece and the radio speaker is silent;the radio has a VOX function