4Brand: Transformers Rated power: 3W Connectivity Technology: Bluetooth Battery Capacity: 3.7V/1200mAh 18650 (dual mos) Power input: DC 5V/800mA Features: Officially licensed Transformers. Transformers Bluetooth 5.4 Technology: Features the latest Bluetooth 5.4 for stable, rapid pairing and seamless audio streaming. Portable...