... sound -mini,rubber finish -pop-up style -rechargeable -DC power 5V small size big soundModel:KDL-150C Mini Portable Speaker ,POP-UP1 ... , Main Feature,- abs plastic shell- metal mesh grill- rubber finish,- pop-up style- 2W 4ohm speaker- speaker ... on/off 3,lock mark 4,usb mini port (DC 5V)5,speaker driver 6,3.5audio cable 7, ... which's a 3.5 earphone port! Pop-up Mini Speaker