| Antenna |
| Antenna design | External |
| Antennas quantity | 2 |
| Transmit power | 30 dBmW |
| Certificates |
| Compliance certificates | Federal Communications Commission (FCC) |
| Design |
| Product colour | White |
| Product type | Tabletop router |
| Features |
| Processor cores | 1 |
| Built-in processor | |
| Management features |
| Quality of Service (QoS) support | |
| Reset button | |
| Network |
| Ethernet LAN interface type | Fast Ethernet |
| Ethernet LAN data rates | 10,100 Mbit/s |
| Cabling technology | 10/100Base-T(X) |
| Number of guest networks (2.4 GHz) | 1 |
| Ethernet LAN | |
| Port forwarding | |
| Port triggering | |
| Dynamic DNS (DDNS) | |
| Packaging content |
| Cables included | LAN (RJ-45) |
| AC adapter included | |
| Quick installation guide | |
| Packaging data |
| Package width | 288 mm |
| Package depth | 202 mm |
| Package height | 86 mm |
| Package weight | 620 g |
| Ports & interfaces |
| Ethernet LAN (RJ-45) ports | 4 |
| USB port | |
| Power |
| Power source type | DC |
| Output voltage | 9 V |
| Output current | 0.6 A |
| Protocols |
| Supported network protocols | IPv4, IPv6 |
| DHCP client | |
| DHCP server | |
| Universal Plug and Play (UPnP) | |
| Security |
| Security algorithms | WEP, WPA, WPA-Enterprise, WPA2, WPA2-Enterprise |
| Firewall security | SPI |
| Firewall | |
| Filtering | |
| URL filtering | |
| DMZ support | |
| Sustainability |
| Sustainability compliance | |
| WAN connection |
| WAN connection type | RJ-45 |
| Ethernet WAN | |
| DSL WAN | |
| SIM card slot | |
| 3G/4G USB modem compatibility | |
| Weight & dimensions |
| Width | 173 mm |
| Depth | 118 mm |
| Height | 33 mm |
| Wireless LAN features |
| Wi-Fi band | Single-band (2.4 GHz) |
| Top Wi-Fi standard | Wi-Fi 4 (802.11n) |
| WLAN data transfer rate (max) | 300 Mbit/s |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
TP-LINK TL-WR841N 300M Wireless N Router with 4-Port Switch (10/100), Atheros chipset, 2T2R, 2.4GHz, 802.11n Draft 2.0, 802.11g / b, MIMO, CCA, PPPoE