Features It is not a speaker or an amplifier, and cannot play songs; it is a sound pickup atmosphere lamp, and can also be used as a night light at home. The color of the light can be controlled by Bluetooth app, and it supports multiple color adjustments. Multiple versions to choose from: There are four versions of this pickup light: Circular light + double VU meter, Bar light + double VU meter, Circuit + double VU meter, Circuit + temperature meter + VU meter. You can choose different versions to buy according to your preference. Powerful functions: built-in pickup microphone, sensitive induction, when there is a certain volume around, the VU meter will jump with it; built-in color LED lights, support to adjust the rhythm, brightness and color of the light through the mobile phone Bluetooth APP. The VU meter also has built-in LED as a backlight, and the temperature meter can sensitively sense the temperature of the surrounding environment and display it. Power supply is simple: DC 5V power supply, the power interface is Type-C, and the three metal knobs on the panel are used as decoration; there are two switches, which control the LED lights and the VU meter respectively. Exquisite appearance: The shell is made of bamboo, wood grain color and metal knob, with a beating VU meter, full of retro style. Parameters Is there a built-in battery: no Working voltage: DC 5V Power interface: USB (type-C) Dimensions (W*D*H): 98*198*74mm Net weight: 550g Packing list 1*VU meter(optional)