Model: K-12
Voltage: 110-220V
Speaker: 12 "bass +6.5" medium +5.5 "treble
Microphone: Metal U-segment FM charging dual microphone
Battery: 9000mA power battery
Functions: OTG digital live broadcast, Bluetooth connection, USB/TF card double decoding, main volume high and low independent adjustment, microphone volume, high and low independent adjustment, microphone priority, audio input/output, recording, AC/DC dual use, external 12V battery, double wired microphone input, universal pulley, manual box, high-end MDF board