Features: Wireless earbuds with advanced bluetooth 5.3 technology produce Hi-Fi Stereo and deep bass loud sound with Real-Time LED power display.
With three included sets of earcaps (S/M/L), you'll get a custom, comfortable fit that burden-free on your ears.
Support both mono and twin stereo modes, CVC noise reduction, crystal clear sound, Easy
Operating Time: 5-6 hours music time on a single charge,and the charging case can charge the twin earbuds several times,so with the portable charging case you will get total 160hrs playing music
Compatibility: Standards and Certifications
USB 1.1
CE
FCC
RoHS
WEEE
Frequency response: 90 Hz - 20 kHz
Impedance: 4 O
Diameter, driver: 5 cm (2 in.)
All USB-supported operating systems
Cables
USB, 0.9 m (3 ft.)
3.5 mm, 0.9 m (3 ft.)
Connectivity: USB Standard-A male
3.5 mm, male
Total Power: Power output: 3 W x 2
Signal to Noise Ratio (SNR): Signal-to-noise ratio (S/N): <80 dB