Classic CLIP-ON design, never worry about miss the earphone. Convient to use when driving/riding/working. Fast Charging. It will take 20 minutes for a fully charging.Newest bluetooth version V5.2. Extremely fast and stable. Large capacity battery. Music to 20 hours(with 70% volume).Vibration alert support. Never miss any call. HD Sound. High quality chip and excellent noise reduction algorithmic Retractable earphone cable.Power display support. volume keys. Easy to control. Model: K65 Bluetooth Version: 5.2 Music Time:20 Hours Talk Time: 20 Hours Charging Time: 20 Minuts Standy Time: 180 Days Earphone Battery Capacity: 140mAh Transmission Distance: Max to 10 Meters Colour:Star Black Material:Plastic Package Contents: 1x Bluetooth earphone set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.