Small Size with Powerful Volume and Immersive Sound. This Bluetooth stereo Subwoofer with TF Card Slot and FM radio Function.Compatible with most Bluetooth Devices and perfect for home audio player and outdoor activities speaker. Six Light color can be changed by touching the circular sensor on the top of the lamp. and you could set timing for Light and Music ,Press the time setting button to set 10/ 20/ 30/ 40/ 50/ 60/ 70/ 80/ 90/ 120 minutes. The lamp & music will be shut down automatically when time is up. And gives you a natural smooth sleep. Easily Operation. Support Bluetooth Play and also support TF card and FM Radio with pressing the ''mode'' button to switch. When the light color stay on blue for 3-5 seconds,It would automatically keeps change colors to pink, purple, green,orange and other colors . And also you could stop the color change to stay on a certain color, just press the metal circular sensor again.

【Bluetooth Speaker】▶ MIANOVA-22A speaker supports all bluetooth devices up to 30 feet for audio playback, AUX line-in, FlashDisk, TF Card, USB to PC and Laptop. It also supports speakerphone hands-free as a wireless speaker. 【RGB Color-changing LED Light】▶Speaker's highly integrated chipset provides 6 different color-changing themes. You can choose any color you love or let it change or oscillate automatically. 【Long Play-time with 2000mAh Battery】▶High quality 2000mAh Li-ion battery allows MIANOVA speaker to play up to 10 hours when LED light is off, 8 hours when LED light is active. Quick charging design only need 2 hours full of enegy.