Portable FM Radio Rechargeable Battery Wireless Speaker Support TF USB MP3 Player Bluetooth-compatible Speaker with FM Receiver

Features: 1. Stereo dual speaker radio with surround sound. 2. Support bluetooth /TF card/USB play (maximum support 32GB). 3. Support loop playback. 4. Supports connecting headphones 5. Dual battery compartment design allows you to install both 18650 and BL-5C batteries simultaneously.(Note: When sending the package, with 18650 battery, but without the BL-5C battery.)

FM frequency: 87.5-108MHz Bluetooth-compatible version: V4.2 Maximum power: 3W*2 Playing duration: 3-8 hours (depends on volume) Product size: 185*77*33mm Material:ABS Packing list: 1 x Radio 1x USB cable