---
product_id: 116225862
title: "UL422 Ultralite-HD 4-Person Full Duplex Wireless Intercom Headset Communication System, Single and Dual Ear Headsets, Up to 1000ft Range, U.S. Company"
brand: "eartec"
price: "2243084 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/116225862-ul422-ultralite-hd-4-person-full-duplex-wireless-intercom-headset
store_origin: HU
region: Hungary
---

# 1000ft wireless range 6 hours talk time Noise-cancelling mic UL422 Ultralite-HD 4-Person Full Duplex Wireless Intercom Headset Communication System, Single and Dual Ear Headsets, Up to 1000ft Range, U.S. Company

**Brand:** eartec
**Price:** 2243084 Ft
**Availability:** ✅ In Stock

## Summary

> 🎧 Stay connected, hands-free, and ahead of the game.

## Quick Answers

- **What is this?** UL422 Ultralite-HD 4-Person Full Duplex Wireless Intercom Headset Communication System, Single and Dual Ear Headsets, Up to 1000ft Range, U.S. Company by eartec
- **How much does it cost?** 2243084 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/116225862-ul422-ultralite-hd-4-person-full-duplex-wireless-intercom-headset)

## Best For

- eartec enthusiasts

## Why This Product

- Trusted eartec brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless 4-Person Full Duplex:** Communicate simultaneously without interruptions or delays.
- • **Expandable & Field Programmable:** Start with 4 users, easily add a 5th for growing teams.
- • **All-Day Power & Quick Multi-Charging:** Up to 6 hours talk time with 10-bay charger for rapid group readiness.
- • **Ultra Lightweight & Wireless Freedom:** No bulky belts or wires—electronics and battery built into earcups.
- • **Crystal Clear Audio in Any Environment:** Noise-cancelling mic auto-mutes when pivoted up for flawless clarity.

## Overview

The EARTEC UL422 Ultralite-HD is a professional-grade wireless intercom system designed for up to 4 simultaneous users with full duplex communication over a 1000ft range. Featuring lightweight, cable-free headsets with built-in rechargeable batteries, noise-cancelling microphones, and a 10-bay charger, it’s perfect for high-noise, hands-busy environments like video production, stage, and construction. Expandable and FCC license-free, it ensures crystal-clear, reliable communication for dynamic teams on the move.

## Description

The Eartec UL422 is a professional full duplex intercom for four people that need to communicate and work with their hands. This compact system features four UltraLITE wireless headsets, one single-ear “Main” that sets the digital sequence, one single-ear "Remote" headset, and two dual-ear “Remote” headsets. UltraLITE utilize Digital Enhanced Cordless Technology (DECT) to provide professional, simultaneous wireless communication within a quarter mile range.The UltraLITE series are a breakthrough because all electronics, including the battery are built right inside the headset earcups, eliminating wires and belt worn radios. The system does not require a base station, and the headsets are field programmable, meaning that the system can be expanded at any time.No FCC License Required

## Features

- INCLUDES: 1 ULSM Single-Ear Main Headset, 1 Dual-Ear Remote Headset, 2 ULDR Dual-Ear Remote Headsets, 4 Rechargeable Lithium Batteries, 10 Bay Multi-port Charger and a Softside Carrying Case.
- HANDS-FREE FULL DUPLEX: Wireless headsets operate on 1.9 GHz frequency to avoid interference with other devices; allows for simultaneous communication for 4 users. System expandable for up to 5 users.
- EXCEPTIONAL PERFORMANCE: Up to 1,000 ft LOS wireless range; up to 6 hours of talk time on a single charge; pivoting microphone allows for the headsets to be worn on either left or right side.
- GREAT CLARITY: Noise-cancelling microphone that automatically mutes when pivoted upwards; high-quality voice communication even in high-noise environments.
- PERFECT FOR: video production, stage production, boat operators, drone operators, construction sites, RVs, UTVs and more!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Age range (description) | Adult |
| Material | Plastic |
| Specific uses for product | Video production, Stage production, Boat operation, Drone operation, Construction sites |
| Charging time | 6 Hours |
| Recommended uses for product | Video production, Stage production, Boat operation, Drone operation, Construction sites |
| Compatible devices | Devices operating on 1.9 GHz frequency, supporting full duplex wireless communication |
| Control type | Button Control |
| Cable feature | Without Cable |
| Item weight | 680 g |
| Water resistance level | Water Resistant |
| Package type | Standard shipping box or mailer |
| Unit count | 4.0 count |
| Style | Professional Over-Ear |
| Control method | Remote |
| Number of items | 1 |
| Product Dimensions | 40.64 x 22.86 x 27.94 cm; 680.39 g |
| Item model number | UL422 |
| Connector | wireless |
| Hardware Interface | Radio Frequency |
| Material Type | Plastic |
| Size | 2 Single, 2 Double |
| Item Weight | 680 g |

## Product Details

- **Brand:** Eartec
- **Colour:** Gray
- **Ear placement:** Over Ear
- **Form factor:** Over Ear
- **Noise control:** Active Noise Cancellation
- **Headphone jack:** No Jack
- **Model name:** UL422 UltraLITE-HD
- **Connectivity technology:** Wireless
- **Wireless communication technology:** RF
- **Included components:** Headsets, Batteries, Charging Station, Protective Case

## Images

![UL422 Ultralite-HD 4-Person Full Duplex Wireless Intercom Headset Communication System, Single and Dual Ear Headsets, Up to 1000ft Range, U.S. Company - Image 1](https://m.media-amazon.com/images/I/61H3Tl5-agL.jpg)

## Frequently Bought Together

- Eartec UL422 Ultralite-HD 4-Person Full Duplex Wireless Intercom Headset Communication System, Single and Dual Ear Headsets, Up to 1000ft Range, U.S. Company
- Eartec 3.7V Rechargeable Lithium Ion Battery for Ultralite headsets and HUB Stations (LX600LI)
- Eartec Multi-Port Charging Base with Adapter for 8x LX600LI Rechargeable Li-ion Batteries

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**Shop now:** [https://www.desertcart.hu/products/116225862-ul422-ultralite-hd-4-person-full-duplex-wireless-intercom-headset](https://www.desertcart.hu/products/116225862-ul422-ultralite-hd-4-person-full-duplex-wireless-intercom-headset)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-03-09*