ITEM NAME:Portable Bluetooth Speaker Retro Mini Portable Wireless Bluetooth Speaker R N1I3 Portable Bluetooth Speaker Retro Mini Portable Wireless Bluetooth Speaker R N1I3 Speaker: 3W Battery: 3.7V 400mAh Receiving distance: 10 meters (range depends on the environment) Charging time: 2-3 hours Play time: 2-2.5 hours Frequency response: 50HZ-20KHZ Signal to noise ratio: more than equal 90db Shell material: ABS plastic + plating Support for implementation: Bluetooth / U disk / TF card / audio output colour:green Material:ABS size:9.5*5*7cm Package Contents: 1 * speaker 1 * USB charging cable 1 * audio cable 1 * manual
