1. This adapter card has 4 expansion cards, which can simultaneously expand 4 x 32Gbps full‑speed signals.
2. Adopts a firm structure and uses thicker PCB material to stabilize the PCIE X16 interface and protect important data.
3. The motherboard supports PCIE split or PCIE function, and supports PCIE 3.0, 4.0 protocol.
4. No disk drop, no speed reduction, no blocking, and equipped with high‑power DC power chip to ensure stable running of M2.NVME SSD.
5. 4 disks are equipped with 4 LED indicators, and the operating is simple and convenient to use.

Spec:
Item Type: Adapter Card
Model: PH44
Support Hard Disk: M.2 NVME Protocol SSD / M.2 PCIE Equipment
Speed: 4 x 32Gbps

How to Use:
1.Motherboard support:
The motherboard supports PCIE split function, which can be set to PCIE X4X4X4 or 4X4 mode. The motherboard supports PCI‑E function. Motherboard supports the function of HyperM.2X16 expansion card. Different motherboards have different PCIE split channels. Some motherboards PCIE is X8+. X4+X4, this motherboard 4‑bit M.2 card can only support .2 SSDs or devices, and 2‑bit M.2 card can only support 1 M.2 SSD or device. If you need to use this product normally, please select the motherboard correctly. Many motherboards share PCIE channels. Make sure that the motherboard can support the function of PCIE splitting. If you cannot recognize that many M.2 SSDs or devices, please remove or replace other PCIE devices, such as graphics cards, expansion cards, and onboard NVME SSDs.
Motherboards that support PCIE split, please refer to the following link
https://www..com/tw/support/FAQ/1037507
Motherboards that support PCIE split, please refer to the following link
https://www..com/mb/spec/product.cn.asp?Model=ULTRA%20QUAD%20M.2%20CARD#SupportList
Server motherboards, X299 and X399 motherboards have split function
2.CPU