8 serial ports can connect 8 hard disks: 250 yuan
4 interfaces can connect 4 hard disks: 190 yuan
So the price is different!
Hard disk video videos
Brand: Great Wall
Model: GW-M200HSDA
Supply: Factory inventory
Increase points can be issued.
(No power cord)
Size: 12.5 height 6.4 deep 10 cm