Feature:

Support max.38.5 hours continuous playing time.
Fast charging, charge 10 minutes can support 6 hours music time.
Multicolor decorative LED lighting, you can turn on/off by pressing"Vol+" and "Vol-" for 6 seconds.
Support 32 GB TF card.(NOT INCLUDED).
Support auto pairing function.

Specification:

Battery Capacity: 1000mAh
Playing Time: Max. 50 Hours(Without lighting)
Playing Time: Max. 20 Hours(With LED Lighting)
Charging Time: 3.5 Hours
Bluetooth Version: V5.0
Profiles Support: A2DP/AVRCP/SMP/HFP
Accept Range: 8-10 Meters
Resistance: 32O±15%
Sensitivity: 108±3db at 1KHz
Frequency Range: 20Hz-20KHz