Features:

• NEW MODEL AIR 31
• HEAVY BASS STEREO
• NOISE REDUCTION
• SPORTS HEADSET WITH MICROPHONE
• WATERPROOF HEADSET WITH LED DIGITAL DISPLAY

Specifications:

• Bluetooth Version: V5.3
• Frequency: 2.4 GHz
• Transmission Distance: About 15 – 25 m
• Battery MAH: 250
• Driver Diameter: 10 mm
• Playback Time: Upto 5 – 6 Hours
• Standby Time: Approx. 72 Hours
• Charging Time: Approx. 1-2 Hours
• Battery Type : Li-Polymer Battery