T&G TG-442 TWS Portable Mini Wireless Bluetooth Speaker with Suction Cup(Red)1. Adopting advanced wireless audio decoding chips, supporting wireless device connection. 2. Supports FM radio reception and can directly search for radio stations in the listening area. 3. The sound is soft, clear, and dynamic, with distinct layers. 4. Read TF card and USB flash drive directly. 5. The wireless reception distance can reach up to 10 meters. 6. Wireless mode no connection, shut down in half an hour. 7. Support TWS function.