| Print technology | Direct thermal |
| Colour | Yes |
| Maximum resolution | 300 x 600 DPI |
| Print speed | 176 mm/sec |
| Maximum printing width | 5.8 cm |
| Printing colours | Black, Red |
| Vertical printing | Yes |
| Text alignment | Center, Left |
| Autocutter | Yes |
| Maximum label width | 6.2 cm |
| Connectivity technology | Wired & Wireless |
| Ethernet LAN | Yes |
| Wi-Fi | Yes |
| USB port | Yes |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Bluetooth | Yes |
| Bluetooth version | 5.2 |
| USB 2.0 ports quantity | 1 |
| Number of fonts | 5 |
| Tape type | DK |
| Security algorithms | EAP-FAST, EAP-MD5, EAP-TLS, EAP-TTLS, LEAP, PEAP, WEP, WPA-AES, WPA-PSK, WPA-TKIP, WPA2-AES, WPA2-PSK, WPA2-TKIP |
| Product colour | Black, White |
| Display | LCD |
| Backlight display | Yes |
| Windows operating systems supported | Yes |
| Mac operating systems supported | Yes |
| Linux operating systems supported | Yes |
| Operating relative humidity (H-H) | 20 - 80% |
| Operating temperature (T-T) | 10 - 35 °C |
| Width | 125.3 mm |
| Depth | 234 mm |
| Height | 145 mm |
| Weight | 1.12 kg |
| Cables included | USB |
| AC adapter included | Yes |
| Manual | Yes |
| Sustainability certificates | ENERGY STAR |
| Description |
| Brother QL-820NWBC. Tape type: DK. Print technology: Direct thermal, Maximum resolution: 300 x 600 DPI, Print speed: 176 mm/sec. Connectivity technology: Wired & Wireless. Product colour: Black, White |