Portable column Enjoy Music Mini Speaker WS-887

Specification: Speaker Type: Portable Bluetooth Speaker Color: Black, Silver, Blue (Optional) Model: WS-887 Material: Plastic Bluetooth Version: Bluetooth 4.0 Setting Mode: Key Features: Bluetooth Audio Input, Bluetooth Handsfree Call, TF Card, U Disk play Power supply mode Power: DC 5V, lithium battery (300mAh) Effective power: 3W Speaker unit: 52mm Frequency: 60Hz - 15kHz Audio interface: 3.5mm Impedance: 4 ? Play time: 2-3 hours (depending on volume) Product size: 65 x 65 & 70mm/2.55 * 2.55 * 2.75',',