| | Hubs:GR-328UAB |
| Device type | USB HUB, 28 port: 4 ports USB 3.0 + 24 ports USB 2.0 |
| Interface | USB 3.0, Full compatibility USB 1.0, USB 1.1, USB 2.0 |
| Plug & Play | Yes |
| Length of the interface cable, mm | 100 |
| Power indicator | 28 |
| Activity indicator | |
| Switch off USB port | 28 |
| Power | by USB |
| Additional power | Адаптер GA-3020B (+5V / 4.0А) |
| Power Cable, USB-DC IN, cm | 130 |
| Adapter | Yes |
| Housing Material | ABS-plastic |
| Case color | Black |
| Hub | 1 |
| Adapter | Yes |
| Power Cable | 1 |
| User Manual / Warranty Card | 1 |
| Height, mm | 31 |
| EAN13: | 4891513100914 |
| Width, mm | 118 |
| Depth, mm | |
| Net weight, gr | 344 |
| Type of packaging | Carton |
| Packing height, mm | |
| Packing width, mm | |
| Packing depth, mm | |
| Package gross weight, gr | |
| Quantity of consumer packages, pcs | 20 |
| ITF14: | |
| Height of the box, cm | 34 |
| Width of the box, cm | 40 |
| Box depth, cm | 67 |
| Box gross weight, kg | |
| Net weight of the box, kg | |
| Controller Hub | |
| Operating system | Windows XP/Vista/ 7/ 8/ 10, Mac OS X 10.3-10.6, Linux OS |
| Software and Drivers | No |
| Сompatibility | Compatibly with all computers with USB port |
| Case color | Black |
| Interface | USB 3.0, Full compatibility USB 1.0, USB 1.1, USB 2.0 |