T&G TG174 TWS Mmirror Bluetooth Speaker, Support Alarm Clock Time & Temperature Display Micro SD Card FM MP3 Features: 1. Bluetooth chip and circuit design technology, support all wireless devices 2. With FM function, it can search for radio stations automatically 3. Equipped with high-fidelity speakers to ensure clear and bright sound 4. Support Micro SD card and USB, play audio in MP3 format 5. The wireless working distance is 10m 6. Through auxiliary line input, you can directly connect to external devices, such as tabletTVmobile phone 7. If the Bluetooth connection is disconnected, it will automatically shut down after 30 minutes 8. Support TWS 9. With alarm clock and time display function, with FM (screen display frequency band) 10. With temperature display function Specifications: 1. Bluetooth version: V5.0 EDR 2. Bluetooth distance: 10 meters 3. Signal to noise ratio: greater than or equal to 90 decibels 4. Distortion: less than or equal to 0.5% 5. Frequency response range: 120Hz-20KHz 6. Speaker size: 52mm x 2 7. Speaker power: 4Ω5Wx2 8. Battery capacity: 1200 mA 9. Game time: 3-4 hours 10. Charging time: 4 hours 11. Product size: 172 x 54 x 75mm Packing list: Speaker x 1 Charging cable x 1 Audio cable x 1 Chinese and English manual x 1