Yison A18 Wireless Sport Headphones
Brand: Yison
Model No: A18
Product Type: Headphones
Wireless Version: V 5.0
Working Frequency: 2402~2480mhz Â
Transmission Distance: ≥10m
Optimal Distance: <6m>• Drive Unit: Φ40mm
Impedance: 32ω±15% Â
Sensitivity: 97db±3db
Frequency Response: 20hz-10khz Â
Headphone Battery: Lithium Battery 3.7v/300mah
Playing Time: About 8 Hours (70% Volume)Â Â
Talk Time: About 6 Hours (90% Volume)
Standby Time: About 50 Hours Â
Input Voltage: Micro USB Dc 5v 500ma
Charging Time: About 2.5 Hours