Model:TG-SKR05 Material:ABS+Metal Charging Port:USB-C lithium Battery Capacity:3600mAh Wireless Range:10 Meters Paly Time: 3- 5 Hours Speaker Size: Φ52mm, 4Ω5W*4+ bass membrane*4 Supports;- TF/USB/AUX/FM/TWS- Hands-Free Call Function Colour: Black