Feature: 1. Designed under strict quality control standards, the riser board design is improved for durability. 2. In addition, the large capacity tantalum capacitor constant voltage filter is stable and durable. 3. To a certain extent, according to the underlying principle of technology, it can guarantee full speed transmission. 4. With built-in high-speed signal enhancement technology, its self-test is without delay for smooth operation. 5. For good ventilation and heat dissipation, this adapter card is hollow design, empowered with high performance. volley star PRO version (without fan) Bracket: 22 x 80 mm for NVME Applicable: PCIE 4 8 16 host and server Color: black Package list: 1 x riser card 1 x screwdriver 1 pack x screws 2 x heatsink heat