Air31 Earbuds Wireless Transparent Bluetooth 5.3 Air 31 Ear buds Wireless Headset Transparent Charging Case Heavy Bass Stereo Earphones Noise Reduction Sports Headset with Microphone Waterproof Headphone LED Digital Display airpods_ by Sellify 365 

• Wireless Type: Bluetooth EDR(both sides), Ultra Low Consumption
• Bluetooth Version: V5.3
• Bluetooth Mode: A2DP 1.3/HFP 1.6/HSP 1.2/AVRCP 1.6/D 11.3
• Frequency: 2.4 GHz
• Transmission Distance: About 15 – 25 m
• Driver Diameter: 10 mm
• Playback Time: Upto 5 - 6 Hours
• Charging Time: Approx. 1-2 Hours
• Battery Type : Li-Polymer Battery