1、4 pin RGB and 4pin PWM hub can extend any 12V addressable RGB products simultaneously, while only taking up one RGB header on your motherboard. 2、Suitable for both 4‑Pin and 3‑Pin fans, only compatible with 4pin 12V addressable RGB headers or controllers. 3、CPU fan dedicated interface(RED CPU interface with speed detection function which the rest 9pcs interfaces don't have). 4、PWM 4pin header x 6, compatible with 3pin cable , the red 4pin 90° pin header is only connect CPU fan. 5、4Pin fan speed can be adjusted by temperature control. 3Pin fan can also be used while at fixed speed after inserting for no PWM function. 6、Expand 4‑pin fan interfaces, ideal solution of the problem of lack of motherboard fan interfaces. 7、Supports simultaneous activation of up to 10 channel fans. Comes with magnetic standoff, make the hub easy to be firmly attached to PC chassis. 1 x LED Splitter Hub1 x LED Controller Cable1 x PWM Controller Cable1 x Instruction Item Type: Fan HubMaterial: PCBRGB Cable Length: Approx. 60cm/ 23.6inApplication: Suitable for 4-Pin and 3-Pin Fans