Description Hoco Dm42 Wireless Earphones - Black 1. Material: Abs 2. Total Length Of The Headset: 82Cm Weight: 50.5G 3. Bluetooth: V5.3 Jl Ac7006 4. Battery Capacity: 800Mah Charging Time: 3 Hours 5. Talk / Music: 120 Hours 6. Standby Time: 800 Hours 7. Support Bluetooth, Maximum 32Gb Tf Card Playback