Monostereo selectable, with 24hour digital clock. Powered by 2 AAA batteries not included. 30level volume control, lock button to prevent accidental use.5 station presets you can manually store five favorite stations, press the 15 buttons to quickly select the storage station in simultaneous interpretation meetings, tourist guides, etc. DSP Digital Sound Processing technology improves the sensitivity of the radio receiverAnd equipped with headphones, which is very suitable for listening to FM broadcasts and large meetings. With headphones for better listening environment Lanyard can be hung gently around the neck for comfort.Portable pocket radio, FM frequency range, no AM. This portable radio uses digital signal processing technology, using software programming to achieve all the functions of wireless radiogives our customers a 24month warranty from the date of purchase