This earbuds has Bluetooth 5.1 chip for HIFI original sound with stronger anti-interference performance and more stable signal transmission. It can effectively prevent erosion from sweat and rain in your entire exercise process. It has a large capacity battery, and lower power consumption, so there is no need for long and frequent charging. By tapping the earbuds, you can easily switch music, adjust volume, answer/hang up phone calls etc. 

Specifications: Awei T36 Sports Earbuds - IPX4 - Bluetooth 5.1

• Bluetooth chip: Jieli6973 5.1
• Supported protocols: HSP, HFP, A2DP, AVRCP
• Battery capacity of single earbuds: 45mAh
• Battery capacity of charging case: 350mAh
• Colours: Black/White
• Trumpets: φ13mm
• Impedance: 32Ω±10%
• Talk time: 4~5H
• Play time: 4~5H
• Earbuds play 25 hours at 80% volume with charging case
• Standby time: 210H
• Charging time: 1.5H
• Maximum transmission distance: 10M
• Bluetooth Frequency: 20~20000Hz
• Sensitivity: 92dB±3dB
• Multipoint connection: unsupported
• Wearing style: in the ear
• Manual: English
• Included accessories: USB cable, user manual