Characteristics and Interoperability The TM-6000U model Shade: Black 5W+3Wx2 is the output. 500 mV is the sensitivity. S/N ratio: 65 dB Rate of isolation: 3"+2"x2 USB 5V power source Three channels (2.1) Dimensions: Principal Orator: 15*20.3*22 cm Speaker Size: 9.4*7.5*13.3 cm Function: Featuring an FM radio, an LCD screen, a USB disk slot, and a clock display Unique feature: BT, portable Without a cord Utilization: Computer, Home Theater, Mobile Phone, Portable Music Player, Karaoke