Rixing NR9019 TWS Portable Stereo Bluetooth Speaker Support TF Card FM Feature: 1. Superior sound quality: Enjoy your music through 3W dual high-performance drivers and an unique enhanced bass; 2. Multifunction button control: Easily manage audio playback and calls with volume controls, multifunction button, and built-in microphone. You can even connect the Bluetooth speakers directly to a non-Bluetooth-enabled device with the 3.5mm audio cable; 3. Wireless portable bluetooth speaker: Enjoy a High Definition stereo sound with a impressive volume.Portable Bluetooth speaker with 10m wireless range,you can go just about anywhere with the sound carrying clearly across several rooms without being too loud and distorted; 4. Bluetooth5.0 technology: Equipped with the advanced technology,compatible with all Bluetooth compacity devices.Speaker automatically reconnects to the last device used; 5. Long playtime: Built-in Li-ion1200mAh rechargeable battery guarantees up to 6 hours playtime. Recharge in just 1-2 hours with included micro USB cable. Features: 1. Bluetooth version: 5.0+EDR 2. Output power: 4 3W x 2 3. Speaker: 52 mm x 2 4. Frequency response: 100Hz-18KHz 5. FM broadcast band: 87MHz-108MHz 6. Input voltage: DC5V (1A) 7. Battery: 3.7V 1200mAh 8. Charging time: 3HRS 9. Input voltage: 6-8HRS 10. Noise-signal radio: 80dB more 11. Product size: 8*7.9*20cm 12. Packing size: 8.5*8.5*22.5cm 13. G.W: 590g Porduct Including: - Bluetooth speaker x1 - AUX cable x1 - USB cable x1 - User manual x1