Spec:
Rated Input:10W
Magnetic trumpet: 4Ω5W*2
Sensitivity:400mV
Separation degree: ≥90dB
SNR: 80 db or higher
Working voltage: DC 3.7v
Battery: 18650 2200mah
Battery working time: 3H
Diaphragm * 2
Support MP3, WMA format music file /USB, TF card, AUX/ external MP3/MP4/ computer, etc
Bluetooth version 3.1
Color: Black/Gray/Red/Blue/Camouflage
Picture: