Bluetooth Wireless Microphone Handheld Karaoke Microphone USB Mini Home KTV Music Professional Speaker Player Singing Recorder Microphone | Microphone Bluetooth wireless microphone handheld karaoke microphone USB mini home KTV music professional speaker player singing recorder microphone Note: New store, discount activities, guaranteed quality, guaranteed package integrity. Make sure to arrive quickly Advantages: 1.Bluetooth wireless microphone and speaker combination, work at the same time 2. Three-layer automatic noise reduction design, restore real sound, karaoke-level experience 3. Support TF function, plug and play, power off play 4. Multi-function adjustment panel, rich and diverse functions Scope: Material: ABS material + aluminum alloy Product color: gold, rose gold, black, blue, pink Product size: height 250mm speaker 70*70*65mm (approx.) Weight: 460g (approx.) Pickup: Condenser Output power: 10mw headphone output 5w speaker output Charging comfort: DC5V Frequency range: 100mhz-10000mhz Maximum sound pressure level:115db 1khz THD