Bluetooth speaker with truly clear sound and heavy bass, 20W 2 x 4” Woofer. wireless stream music from any Bluetooth-enabled devices. Supports multiple inputs – micro-SD, USB, AUX and TF card function. FM radio. Karaoke Function Rechargeable 3000 mAh Lithium battery. Remote control included. LED Display & LED Party Lights. TWS (True Wireless Stereo) Allows you to connect two NF4069 for stereo sound experience. Easy to take anywhere with convenient handles on both sides of the speakers.