Design: Stylish・ Mini・ Multifunctional・ Portable.  <br />Supports:  TF Card Music Playing・ FM・ Loudspeaker・ LED Shinning・ Bluetooth・ Microphone・ Hands-free Calls・ SD Card Music Playing・ WiFi Connected・ Volume Control .<br />Functions:  AUX Function・ Songs Track・ Stereo.<br />Compatible With:  Tablet PC・ Mobile Phone・ TF/Micro SD Card・ MP5・ PC・ Laptop・ MP3・ iPhone・ MP4.  <br />Connection:  Wireless  <br />Interface:  SD Card Slot・ Power Charge Port・ Mini USB・ TF Card Slot.  <br />Audio Source:  TF/Micro SD Card・ U-disk・ Bluetooth Enabled Devices.  <br />Material:  Plastic・ Metal.  <br />Bluetooth Version:  V2.1+EDR  <br />Protocol :  A2DP・ AVRCP  <br />Transmission Distance:  W/O obstacles  10m  <br />S/N:  No less than 95dB<br />Working Voltage:  5V / 500mA  <br />Charging Time:  2H  <br />Battery Capacity:  550-600mAh<br />Package weight:  0.24 kg  <br />Product Size (L x W x H):  10.8 x 5.4 x 3.5 cm / 4.24 x 2.12 x 1.38 inches  <br /><br />Package Includes:  <br />1 x Wireless Bluetooth Speaker<br />1 x USB Power Cable