| Brand | Zebra Technologies |
| Connectivity technology | USB |
| Printing technology | Thermal |
| Special features | Portable |
| Colour | grau (dunkel) |
| Model name | ZD421d |
| Printer output | Monochrome |
| Max. monochrome printing speed | 1 |
| Item weight | 2.3 Kilograms |
| Maximum printer media size | 104 mm |
| Digital Storage Capacity | 1 TB |
| Hard Disk Interface | USB 3.1 |
| Connectivity Technology | USB |
| Brand | Hikvision |
| Hard Disk Description | Solid state |
| Compatible Devices | Laptop, Gaming Console, Desktop, Television |
| Color | Black |
| Hard Disk Size | 1 TB |
| Cache Size | 1 TB |
| Series | T100i |
| Brand | TP-Link |
| Number of Ports | 48 |
| Included Components | TL-SG3452, Power Cord, Quick Installation Guide, Rackmount Kit, Rubber Feet |
| Item Weight | 3.37 Kilograms |
| Platform | DOS |
| Brand | TP-Link |
| Wireless communication standard | 802.11n, 802.11b, 802.11g |
| Data transfer rate | 300 Megabits Per Second |
| Frequency band class | Single-Band |
| Special feature | One-touch set up with APP Control |
