T&G TG613 TWS Solar Portable Bluetooth Speakers with LED Flashlight, Support TF Card FM AUX U Disk 1. Support all Bluetooth device connection 2. Support FM radio, you can directly search for radio stations in the listening area 3. The tone is soft, clear and dynamic, with distinct levels 4. Direct reading of TF card and U disk 5. Bluetooth receiving distance can be as long as 10 meters 6. Support LINE IN audio input, provide you with computer speaker function. Can be directly connected to mobile phonetablet and TV Bluetooth pairing to play music 7. When there is no Bluetooth connection, it will automatically shut down in half an hour Product specifications: 1. Bluetooth specification: V5.0 2. Transmission range: 10M 3. Battery capacity: 1200mAh 4. Charging time: about 2H 5. Built-in voltage: 3.7V 6. Play time: about 4H 7. Speaker specifications: 52mm x1 8. Speaker power: 4 ohms5W x1 9. Frequency range: 120Hz-20KHz 10. Impedance range: 90db 11. Single machine size: 180x67.5x90mm 12. Single machine weight: 375g 13. Packing list: Bluetooth speaker x1 Audio cable x1 Charging cable x1 Manual x1