# Omnidirectional 4G LTE antenna QOLTEC 57037, dual-polarized, 5 dBi gain

**URL:** https://aio.lv/en/product--qoltec-57037--4949026
**Data updated:** 2026-02-12 11:29 (EET)
**Category:** Wi‑Fi Antennas
**Manufacturer:** QOLTEC
**Manufacturer code:** 57037
**EAN:** 5901878570372
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.99 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 9.08 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-57037--4949026

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.06.2026 | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

Omnidirectional 4G LTE antenna QOLTEC 57037 provides 5 dBi gain and dual polarization for stable mobile broadband reception. Designed for external or indoor mounting to improve cellular signal strength across 4G LTE networks. Suitable for routers, modems and gateways; helps reduce dropouts and increase data throughput in areas with weak coverage.

## Long description

Omnidirectional 4G LTE antenna QOLTEC 57037 delivers 5 dBi gain with dual polarization to improve mobile broadband reception. The antenna is designed for outdoor or indoor mounting and is compatible with routers, modems and gateways to support more stable 4G LTE connectivity and reduced signal dropouts in areas with weak coverage.
Advantages
The dual-polarized omnidirectional design provides more consistent signal reception from multiple directions while the 5 dBi gain balances range and form factor for typical residential and small-business installations. Its external mounting capability allows placement for optimal signal exposure, and compatibility with standard cellular equipment makes it easy to integrate with existing routers and modems.
Suitable for
Improving 4G LTE signal for home routers
Enhancing connectivity for small office gateways and modems
Use in locations with weak cellular coverage to reduce dropouts
Outdoor mounting on poles or building facades and indoor placement near windows
Key specifications
Antenna type: omnidirectional, dual-polarized
Frequency range: designed for 4G LTE bands
Gain: 5 dBi
Mounting: outdoor or indoor mounting options
Use cases: compatible with routers, modems and gateways
How to use
Mount the antenna in an elevated outdoor position or near a window indoors for best reception, securing it to a pole or wall using appropriate brackets. Connect the antenna to the router, modem or gateway following the device manufacturer’s connector requirements and ensure cables are weatherproofed for outdoor installations. After connection, check signal levels on the cellular device and adjust position or orientation slightly to achieve optimal reception.
Usage recommendations
Place the antenna at the highest practical point with clear line-of-sight to nearby cell towers and avoid large metal obstructions. For outdoor installs use weatherproof cabling and seal connectors; for indoor use position near external-facing windows for improved signal.

## FAQ

### How much does the QOLTEC 57037 4G LTE omnidirectional antenna 5 dBi cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 29 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 19.06.2026 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 QOLTEC 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 QOLTEC 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

## Image

https://aio.lv/img/cache/product/4949026/52115024_large.webp