BAFFLE BLUETOOTH BOROFONE RGB+KARAOKE BP15 SPEC: 1. Bluetooth 5.1 2. Battery capacity: speaker 1500mAh, microphone 500mAh 3. Usage time: speaker 3 hours; Microphone 25 hours 4. Speaker driver: 57mm; Power: 5W 5. Dimensions: 92*94*103.4mm 6. Weight: speaker 370g + microphone 86g 7. Support for Bluetooth, TF cards, AUX, USB drives and other