Features: 1. Supports FM transmission of the free A2DP / AVRCP configuration file 2. With FM function, can automatically search for radio broadcasts 3. Advanced international wireless chip and circuit design technology to support all wireless devices 4. Equipped with high-fidelity speakers to ensure clear and crisp sound 5. Supports micro SD card and USB card to play audio in MP3 format 6. Wireless working distance is 10 meters 7. With the AUX cable, you can directly connect external devices such as tablets/TVs/mobile phones 8. If the Bluetooth mode is not connected, it will automatically turn off after 30 minutes Product Specifications: 1. Bluetooth Version: V5.0 2. Bluetooth Distance: less than 10 meters 3. Output Power: 2x5W 4. Frequency Response: 70hz-20khz 5. Signal-to-Noise Ratio: ∙ 95dB