| Brand | ShunXinJie |
| Name | K21 |
| Model | K21 |
| Power Supply Position | Case Bottom |
| Cooler Fan | cooler fan’s price not included |
| Cooler Fan Support | Left sideMB 2*120mm top 2*120mm rear 1*120mm |
| USB I/O | 3.0*1+ 3.1*1+HD Audio |
| HDD/SSD | HDD*2+ SSD*2 |
| Motherboard Support | ATX/Micro-ATX |
| Material & Thickness | 0.8mm SPCC |
| Size with front panel and legs(L*W*H) | 518*310*460 mm |
| Package size(L*W*H) | 535*405*615 mm |
| PCI Slots | 7+3 slots |
| VGA length limit | 400mm |
| CPU height limit | 85mm |
| MOQ | 505/40HQ |