PRODUCT DESCRIPTION PROFESSIONAL TUNING BUTTON. PITCH / BASS/VOLUME/ACCOMPANY/REVERBERATION ALL CAN BE ADJUSTED VIA THIS MICROPHONE BLUETOOTH WIRELESS MICROPHONE AND SPEAKER 2 IN 1 , CAN WORK INDEPENDENTLY WITHOUT EXTRA CONNECTION MICROPHONE HEAD HAS THREE TIMES NOISE REDUCTION HANDLE , MORE

PRODUCT DESCRIPTION PROFESSIONAL TUNING BUTTON. PITCH / BASS/VOLUME/ACCOMPANY/REVERBERATION ALL CAN BE ADJUSTED VIA THIS MICROPHONE BLUETOOTH WIRELESS MICROPHONE AND SPEAKER 2 IN 1 , CAN WORK INDEPENDENTLY WITHOUT EXTRA CONNECTION MICROPHONE HEAD HAS THREE TIMES NOISE REDUCTION HANDLE , MORE EFFICIENT TO HIGHLIGHT YOUR BEAUTIFUL VOICE 2600MAH BATTERY FOR UP TO 8 HOURS OF SINGING, ENJOY KTV KARAOKE EFFECTS WITH THE SMARTPHONE APP COMPATIBILITY , FIT FOR IOS AND ANDROID SMARTPHONE IPAD TABLET , CAN READ USB CARD , BLUETOOTH CONNECTION STYLE:HANDHELD MICROPHONE COME AMPLIFIER SPEAKER COMMUNICATION: WIRELESS USE:KARAOKE MICROPHONE WIRELESS:BLUETOOTH 4.0SPEAKER DRIVER:3W BATTERY:LI-POLYMER 3.7V/2600MAH WORKING TIME:8 HOURS MATERIAL:ALUMINUM ABS SIZE:9.45X2.85 INCH PACKAGE:1XAUDIO LINE 1X CHARGING CABLE  1X PRODUCT MANUAL