1. Mobile phone Bluetooth APP control, the distance can reach 20M 2. 25 colorful music modes and 180 regular modes 3. Various parameters of the lamps can be adjusted in the APP 4. With - protection parameter function 5. with various ICs, APP adjustable 6. Purpose: LED pixel light (symphony light bar, full-color light source) Product parameters: Product name: LED controller Working voltage: DC5-24V Working current: 18mA-45mA Control capacity: 2048 pixels Output signal: SPI signal -in patterns: 180 types (non-music mode) and 15 types (light bar music mode) and 10 types (light screen music mode) Control mode: APP Bluetooth control RGB sequence: adjustable ldhi in APP Working temperature: -25 Celsius-85 Celsius Support IC: support common LEDL driver C on the market Colour:White Material:ABS Size:85x45x22mm Package Contents: 1 x LED controller 1 x audio cable 1 x Light bar pair wiring 1 x DC female cable 1 x screwdriver Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.