If you are a lover of computer science and electronics , you like to stay up to date with technological news and you don't miss any detail, buy Hama 00188217 Black 60W Portable Bluetooth Speaker at the best price. Color: Black Features: Waterproof Handle for transport Wireless Aux input LED charging indicator Hands-free Single speaker Links: USB USB-C Jack 3.5 mm Battery Type: Integrated Lithium Ion Connectivity: Bluetooth Bluetooth 5.0 Sound: Stereo Voltage: 7.4V Range: 10m Lithium battery: 3600mAh Charging time approx.: 4 hours Technology: Wireless True Wireless Stereo (TWS) True Wireless Dolby Digital