• Support Bluetooth-compatible protocol:a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap \gatt\rfcomm\sdp\l2cap profile 
• Innovative and creative, the market is blank, there are very few products with this type of loudspeaker design on the market
• The sound effect is shocking, the 16MM moving coil loudspeaker, the sound quality is very shocking and dynamic
• Sports style, the hanging ear will not fall off, the ear will not be swollen and painful, and the hearing will not be damaged by wearing it for a long time
• Using four anti-wind noise microphones, the call sensitivity is greatly improved
• The earphone battery has a large capacity, and the maximum volume can listen to songs and talk for 16-18 hours

Specifications:

• Bluetooth-compatible Chip: AD6973
• Bluetooth-compatible Version: V5.3
• Transmission Distance: 10m
• Drive Unit: 16mm
• Working Frequency: 2.402GHz-2.480GHz
• Battery Capacity: 110mAh (Plus protection board)
• Charging Box Capacity: 300mAh (Plus protection board)
• Charging Box Capacity Time: 3-4H
• Music Time: 17H
• Standby Time: 120days
• Input voltage: DC 5V