Features:
57mm big speaker drivers, take a powerful sound feeling.
Upgrade bluetooth 5.0: Automatically paired and connected after power on, stable transmission is up to 10 meters.
Hands-free Calling and Built-in Mic: With noise reduction microphone technology and the fast stable Bluetooth 5.2 wireless transmission, you can make a clear wireless hand-free call easily.
Long Battery Life: 15-20 hours of listening and talking time, 1000 hours of standby time.

Specification:
Model: BT5;
bluetooth version: 5.0;
Transmission frequency: 2.4-2.48GHZ;
bluetooth range: up to 10 meters ;
bluetooth mode: A2DP, AVRCP, HSP, HFP;
Frequency response: 20Hz-20KHZ;
Audio resolution: 24bit48kHz;
Drive unit: Medium 57mmx2;
Impedance total harmonic distortion: (THD) 0.3%-3% (THD);
Sound pressure level: (SPL) 8db;
Headphone battery: 300mAh polymer battery;
Standby time: about 1000 hours;
bluetooth music/talk time: about 15-20 hours;
Charging time: about 2 hours when fully charged;
Operating temperature range: 10 degrees Celsius to 50 degrees Celsius;
Input voltage/current: 5V/ 500mA;
Power consumption: 30mw+30mw;
Charging interface: Type-C;

Package included:
1 x Over-ear bluetooth Earphone;
1 x Charging Cable;
1 x English and Chinese User Manual<
Product Attributes:

Weight (lbs.): 0.75 lb