MT-WB ,New 2.1CH Multi-Media Bluetooth Speaker . MDF ... 1000pc CE/Rohs SPECIFICATION Output Power : 5W*2 Unit Size : 76.2mm *2 / 25.4mm*2 Impedance : 4 Ohm Frequency Response : 100Hz ... 16V 1.3A IC :BT9843SPECIAL FEATURE Bluetooth 2.1ch +EDR A2DP 1.2/AVRCP 1.0 Designed for Multimedia PC ... player, Walkman, MP3, Video Game, etc BLUETOOTH 2.1CH COLOR BOX SIZE W196xH318xD286mm COLOR BOX MATERIA 250G+B9 ...