Clarification: The controller has a built-in sound sensor that can sense sounds in the environment. You need to use speakers or mobile phones to play external music, and the controller can control the lights to follow the rhythm of the music. 3 in 1 Control 9 PWM ARGB Case Fans Hub 9x4Pin PWM & 9x5V 3Pin ARGB Ports 1 To 9 ARGB PWM Fan HUB Controller with Remote Control SATA Power Supply for PC Case Fan Type: Light Controller/Hub Rated voltage: 12V (fan motor) +5V (lamp beads) Current: (not exceeding) 10A Power: (not exceeding) 60W Number of interfaces: 9 PWM interfaces (4PIN), 9 ARGB interfaces (3PIN) Control : PWM intelligent temperature control, motherboard 5V ARGB synchronization, wireless remote control, motherboard reset button switch light Material: abs colour: Black Package Contents: 1 x Controller 1 x Temperature control signal line 1 x Remote control 1 x Motherboard synchronization line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.