• The head beam is durable and can be adjusted according to the head size. The soft material fits different size heads, expanding the contact surface, and improving the stability and comfort of wearing for a long time
• Using high-air-tightness ear pads, with a certain thickness that is soft to fit the auricle, which can comfortably listen to the magnificent bass
• Card insertion mode, MP3 card insertion to play, can also be used without mobile phone connection to Bluetooth, play as you like (TF card supports 32G maximum, card Not included)
• 50H standby time, recharge the battery in 2 hours to gain 5 hours hours of music time
• Adopts noise reduction technology which can detect and eliminate a wider range of low and intermediate frequency noise

Specifications:

• Bluetooth-compatible Chip: JL6925F
• Bluetooth-compatible Version: V5.0
• Drive Unit: 40mm
• Transmission Distance: ≥10m
• Standby Time: About 80H
• Battery Capacity: 200mAh
• Charging Time: About 2.5H
• Music Time: About 5H (70% Volume)
• Call Time: About 4.5H (90% Volume)
• Operating Frequency: 2402-2480mhz
• Sensitivity: 98db±3db