• High-quality Bluetooth-compatible V5.3 chip, better transmission stability, lower latency, stronger anti-interference ability
• 40mm high-precision moving coil, delivering wide sound field, strong low frequency, faithfully reproduces every note
• 500mAh battery, 70 hours of playtime, 3 hours of charging. You can switch to wired mode and enjoy your music non-stop
• Perfect wrapped earcups reduce ambient noise after wear. Noise-isolating material reduces sound leakage for a cleaner music experience
• Ergonomic design retractable arms are fit for different head circumferences, equally comfortable for different head shapes

Specifications:

• Material: ABS+PC
• BT Version: 5.3
• Connection Range: ≤10m
• Speaker diameter: 40mm
• Speaker sensitivity: 108 ±3db/1Khz 0.179V
• SNR: ≥80db
• Weight: about 223g
• Battery capacity: 500mAh
• Playing time: about 70 hours
• Calling time: about 60 hours
• Charging time: about 3 hours
• Charging power: 5V/0.5A
• Size: 167 * 186 * 80mm