The item is a cylinder wireless speaker, which can be easily paired with your -enabled devices such as iPhone, iPad, iPod, and other cellphones to let you enjoy wonderful wireless music with subwoofer effect. And hands-free function allows you to enjoy hands-free calling. Features - Color: mainly red. - Material: durable ABS and metal. - Dimension: about 180 * 63 * 63mm. - Cylinder shaped speaker, fashion and attractive. - Can be easily paired with -enabled devices such as smartphones, tablets PC etc. to let you enjoy wonderful wireless music. - Supports hands-free calling. - Support to play music from your TF card, plug and play. - Powered by one built-in rechargeable battery for durable to use. - for travel and outdoor sports use. Specifications - Support A2DP,AVRCP, Handsfree profile. - Version: V3.0+EDR Class 2. - Working Range: Up to 10m. - Loudspeaker Output: 2*3W. - Frequency Response: 280HZ-16KHz. - Signal-to-Noise: ge;95dB. - Distortion: le;0.5%. - Battery Voltage/Capacity: 1800MAH. - Battery Charging Voltage: 5V plusmn;0.5V. - Battery Charge Time: 4 hours. - Working time: 10 hours. - Standby time: 200 hours.