-  Material : Rubber & Plastic
-  Adsorption Bluetooth Speaker
-  Bluetooth V3.0+EDR,Support HSP,HFP,A2DP,AVRCP
-  Bluetooth transmission distance: 10M
-  Built-in 3.7V/280mAh lithium-ion battery; Play time: 4 hours(70% of the volume)
-  RMS:3W
-  THD: ≤7%
-  frequency range120HZ-20KHZ
-  S/N: :   >65dB
-  Distortion rate:  ≤1% at 1w 1000HZ
-   16 core  40MM round shape , internal magnetic 4Ω/3.5W
-  External Connectors :Micro usb
-  D: ø55*55mm
-  W:130g