# 3G/4G Router TL-MR3420 2.4GHz 802.11n

**URL:** https://aio.lv/en/product--tp-link-tl-mr3420--52988
**Data updated:** 2025-11-30 21:19 (EET)
**Category:** Wireless Routers
**Manufacturer:** TP-LINK
**Manufacturer code:** TL-MR3420
**EAN:** 6935364051495
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 19.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tp-link-tl-mr3420--52988

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The TL-MR3420 is a versatile 3G/4G router supporting 802.11n Wi-Fi with speeds up to 300 Mbit/s. It features 4 Ethernet LAN ports, a USB 2.0 port for optional 3G/4G connectivity via USB adapter, and external antennas for enhanced signal strength. Ideal for home or small office use, it provides reliable internet access with easy setup and management.

## Long description

Share Wi-Fi with your 3/4G dongle using the TL-MR3420, a 300 Mbps 3/4G router. Plug a compatible 3/4G USB modem into the router to create a Wi-Fi hotspot and provide internet access to multiple devices. The TL-MR3420 supports both wireless 3/4G dongles and wired WAN connections, offering flexible connectivity for home or small office use.
Advantages
The router converts a 3/4G USB dongle into a stable Wi-Fi network that can be shared with friends and family. It supports up to 300 Mbps wireless speeds and can handle up to 32 connected devices simultaneously. The TL-MR3420 also offers dual operation modes—wireless 3/4G and wired WAN—so you can switch between connection types as needed. Setup and management are simplified via an intuitive web interface and the Tether mobile app for Android and iOS.
Key specifications
Model: TL-MR3420
Wireless speed: up to 300 Mbps
3/4G USB dongle support: compatible with majority of brands
Simultaneous devices: up to 32 clients
WAN options: wireless 3/4G or wired Ethernet WAN
Management: web interface and Tether app (Android, iOS)
How to use
Connect a compatible 3/4G USB dongle to the router’s USB port or attach an Ethernet cable to the WAN port for a wired internet source. Power on the TL-MR3420 and use the web interface or Tether app to complete the initial setup, configure the SSID and password, and apply security or access settings. After configuration, devices can connect to the Wi-Fi network and access the shared internet connection.
Recommendations
For stable performance, use a compatible 3/4G dongle from a known brand and place the router in a central location. Keep router firmware updated and configure Parental Controls or Access Control through the app or web interface as needed.

## Specifications

### Wireless LAN features

| Feature | Value |
|---|---|
| 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) |
| Modulation | 16-QAM, 64-QAM, OFDM, DQPSK, DBPSK, CCK |

### WAN connection

| Feature | Value |
|---|---|
| SIM card slot | No |
| 3G/4G USB modem compatibility | Yes |
| DSL WAN | No |
| Ethernet WAN | Yes |
| WAN connection type | RJ-45 |

### Ports & interfaces

| Feature | Value |
|---|---|
| USB port | Yes |
| USB 2.0 ports quantity | 1 |
| Ethernet LAN data rates | 10, 100 |
| Ethernet LAN (RJ-45) ports | 4 |
| DC-in jack | Yes |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN | Yes |
| Networking standards | IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3u |
| Ethernet LAN interface type | Fast Ethernet |
| Receiver sensitivity | 270M: -68dBm@10% PER,
130M: -68dBm@10% PER,
108M: -68dBm@10% PER,
54M: -68dBm@10% PER,
11M: -85dBm@8% PER,
6M: -88dBm@10% PER,
1M: -90dBm@8% PER |
| Port forwarding | Yes |
| Dynamic DNS (DDNS) | Yes |
| Port triggering | Yes |
| Number of guest networks (2.4 GHz) | 1 |
| Wireless Distribution System (WDS) bridge | Yes |

### Antenna

| Feature | Value |
|---|---|
| Antennas quantity | 2 |
| Antenna gain level (max) | 3 dBi |
| Transmit power | 20 |
| Antenna design | External |

### Security

| Feature | Value |
|---|---|
| Network address translation (NAT) | Yes |
| Parental control | Yes |
| DMZ support | Yes |
| Firewall | Yes |

### Protocols

| Feature | Value |
|---|---|
| DHCP client | Yes |
| DHCP server | Yes |
| Universal Plug and Play (UPnP) | Yes |

### Design

| Feature | Value |
|---|---|
| Product type | Tabletop router |
| On/off switch | Yes |
| Product colour | Black, White |

### Management features

| Feature | Value |
|---|---|
| Reset button | Yes |
| WPS push button | Yes |
| Wi-Fi Multimedia (WMM)/(WME) | Yes |

### Power

| Feature | Value |
|---|---|
| Output voltage | 12 |
| Output current | 1 A |
| Power source type | DC |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 44 mm |
| Width | 203.8 mm |
| Depth | 138.2 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 5 - 95 |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | Yes |
| Cables included | LAN (RJ-45) |
| Quick installation guide | Yes |

### Other features

| Feature | Value |
|---|---|
| Interface | USB 2.0 |
| Dimensions (WxDxH) | 174 x 111 x 30 |
| Power requirements | 9VDC / 0.85A |
| Bandwidth | 2.4 GHz |
| USB ports quantity | 1 |
| xDSL connection | No |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 660 g |
| Package depth | 240 mm |
| Package height | 70 mm |
| Package width | 315 mm |

## FAQ

### How much does the Router TL-MR3420 cost, and is it available for purchase?

The price is 23.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 58 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All TP-LINK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized TP-LINK service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: wi-fi band, top wi-fi standard, wlan data transfer rate (max), usb port, ethernet lan (rj-45) ports, ethernet lan, ethernet lan interface type, antennas quantity, wi-fi standards, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/52988/62304196_large.webp