MAXON BH-07 Wireless Neckband / 40 Hours Play Time, 500 MAH Battery

Item Name BH-07 Wireless Neckband
40 Hours PlayTime,Leather Quality,500MAH BatteryPARAMETER
Product model: BH-07
Talk Time: 40 hrs
Play Music Time: 40 hrs
Charging time 2.5h
Battery Box capacity: 500mAH
Frequency response 20hz-20khz
Sensitivity: 103dB SPL +/-3db