WF22

Bluetooth：AC6925B V5.0+EDR; 
Waterproof: IP56; Shock-Resistant
Good Bass, Clear Sound,5W
Function: Phone call,Music,
Material: ABS+Silicon 
Distance: 10meter
Speaker: Ø57mm，4Ω  5W *1  Bass diaphragm 
Frequency Response:50Hz~16KHz
SNR Ratio: ≥81dB
THD+N:≦10%                               
Battery: 1200MAH/3.7V
Working time: 4H; 
Charging：DC 5V 1A