Item Type: Microphone Material: Aluminium Alloy Color: As Pictures Shown Weight: Approx. 696g/24.6oz Communication: Bluetooth Battery capacity: 1800/2000mAh Bluetooth range: about 15m/49.2ft Charging power supply: DC 5V Picker: dynamic unit Frequency: 100HZ-10kHZ Subwoofer diaphragm Loudspeaker: internal magnetic horn Output power: 6W How to use: 1. Long press the microphone power switch 2. It can be used according to the button label Package List 1 x Microphone 2 x Microphone Shield 1 x Manual 1 x USB Cable 1 x Audio Cable 1 x Storage Case 1Second turn into Bluetooth speaker, clear sound quality, subwoofer surround. 2Mobile KTV specially made for karaoke talent, sing a wonderful song anywhere. 3Support cable connection and wireless Bluetooth connection. 4Large broadband diaphragm cavity, overall sound quality improved, fullrange loudspeaker, sound quality more dynamic and surging. 5Multiple noise reduction for easy singing, no noise, no break, blowout preventer. 6Bluetooth wireless stable connection, singing and listening to the song. Super battery life, can use for a long time.