Specification:

• Headphone size : 17 * 47 mm
• Charging box size : 44.3 * 21.3 * 53.5 mm
• Package box size : 101 * 101 * 36 mm
• Total weight box : 112 g
• Bluetooth version : 5.0
• Bluetooth distance : >=10 m
• Headphone charging time : 30 mins
• Music time : about 3-4 hours
• Charge time of bin : about 1 hour
• Stand-by time : over 3 months
• Headphone capacity : 36 MAH
• Charging box capacity : 350 MAH
• Can be used over 15 hours by compatible with IOS / Android / Mac OS / Windows system