DescriptionLooking for professional, yet affordable wireless e arphone? Searching of sturdy, trustworthy wireless e arphonethat can give you a wonderful listening experience? If yes, look no further! Our wireless in-ear earphone set must meet your needs.Features-Color:Black-Material: ABS-Size:6.00X1.70X4.20cm2.36X0.67X1.65inch- Premium material,transmission of the sound is more stable and quick.- Wonderfullistening effect, clear and vivid to listen.- Our earphones can be single or double, switch according to your will.- E nhanced sound transmission, faster pairing, more stable wireless connection and wider compatibility.- W ireless design,no more worry about tangling or messy. Specifications Transmission distance: outdoor straight line distance of 15 meters
Headphone battery capacity: 30mAh
Charging bin battery capacity: 400mAh
Speakers: 10mm speakers
Listening time: 3.5 hours
Talk time: about 4 hours
Standby time: 120 hours
Charging time: 50 minutes
Operating current: 5-10mA
Operating voltage: 3.0V-4.2V
Distortion: < 0.1%
Signal-to-noise ratio: > 90dB
Frequency corresponding: 20-20KHz
Transmitted power: 4 dBm
Horn impedance: 32
Carrier frequency: 2.4 GHz
