Wireless Bluetooth 5.2 Earphone Long Standby HiFi Stereo Neckband Earbuds Sport Handfree Headphones Noise Cancelling Bluetooth Headset

Product details of Wireless Bluetooth 5.2 Earphone Long Standby HiFi Stereo Neckband Earbuds Sport Handfree Headphones Noise Cancelling Bluetooth Headset

Bluetooth receiving range:15 meters
Bluetooth version:5.2
Noise Reduction Version: ENC（Environmental Noise Cancellation）
Driver diameter: 14.2mm
Frequency response:20Hz~20kHz
Support protocol：A2DP/HFP/SPP/HID/PBAP
Speaker Sensitivity: 115dB ± 3dB
Mic sensitivity: -42±3dB
Battery capacity:500MAH
Usage mode:Bluetooth/TF card mp3 mode（Maximum Support 32g）
Call playback time: about 48 hours
Power input:DC5V/1A
Charging time:2 hours