Type: Active Use: Computer, Mobile Phone, Portable Audio Player Channels: 2 (2.0) Special 
Feature: Mini, Portable, Wireless 
Output power: 3W * 2 
Color: Black White Red Blue 
Function: BLUETOOTH/USB/TF/FM/AUX 
Battery capacity: 800 Mah 
Material: Plastic 
Signal to noise ratio: 80 db or higher 
The bluetooth standard: 2.1 + EDR 
Working distance: 10 meters or more
Frequency response: 100 hz - 18 KHZ