EARTEC UL4D-HD Wireless Intercom 4 people double-sided version
Wireless intercom system with headphones on both sides for 4 people
Special price: € 1024.99
incl. VAT
( instead of 1074.57 )
861.34 € w/o vat
in stock
Shipping costArtikelnummer: 12059 | Hersteller-Nummer: UL4D-HD | EAN: 0672225579373
Easy-to-use headset series for communication on set and in the studio.
These headsets have integrated transmitters and receivers as well as replaceable batteries.
The scope of delivery includes a 10 x charger and a transport bag (photo shows an example the bag) and a battery included with each headset.
The devices communicate with up to 5 units directly with each other - full duplex at more than 300 meters. If more than 5 devices are used, a base station can be purchased. With this system you can start with just a few devices and build up step by step.
- up to 400 meter range
- Microphone and microphone capsule can be worn both left and right (270 degrees Swivel angle)
- Microphone vertically upwards - automatic muting of the microphone
- Lithium batteries for best performance - up to 6 hours with one battery pack
- Battery can be replaced quickly - thus almost uninterrupted operation possible
- DECT technology enables crystal clear Communication
The batteries are charged directly in the included 10 x charger. A red LED shows the charging function - a green one shows the completion of the process.
This headset series has European approval. Registration and toll-free 1.9 GHz frequency range.
In a set complete with batteries, charger and transport bag.
Real product can look different to picture
techn. Specs▲
- 1 piece Eartec UltraLite Double Master Headset ULDM-HD
- 3 pieces Eartec UltraLite Double Remote Headset ULDR-HD
- 4 pieces Eartec battery LX600Li
- 1 piece Eartec charging station 10-fold CHLX10E
- 1 piece Eartek soft case large
Technical data
| Standard | DECT | DECT 6.0 (Digital Enhanced Cordless Telecommunications) |
|---|---|---|
| Frequency | USA | 1920 – 1930 MHz |
| Frequency | Europe | 1880 – 1900 MHz |
| Frequency range | Preferred Frequency | TX/RX: 1921.536 – 1928.448 MHz |
| Reception | Tuning Range Receive | 1921.536 – 1928.448 MHz |
| Performance | Max. Transmission power | 100 mW |
| Transmission | Usage Type | TDMA |
| Transmission | Channel Tuning Step | 1,728 MHz |
| Transmission | Channel Bandwidth | 1,728 MHz |
| Transmission | Modulation | GFSK |
| Transmission | Transmission Speed | 1.152 Mbps (Baud Rate) |
| Transmission | Duplex | Time Division Duplex (TDD) |
| Audio | Speech Encoding | ADPCM / 32 kbit/s |
| RF Access | Access Method | Time Division Multiple Access (TDMA) |
| Range | Max. Distance | approx. 300 yards (line of sight, depending on terrain) |
| Power supply | Headset battery | Rechargeable Lithium 3.7 V / 800 mAh / 3.0 Wh |
| Power supply | Charger | AC adapter: input 110 – 240 V AC |
| Loading time | Charge Time | approx. 3 hours |
| Operating time | Operation Time | approx. 5 – 6 hours |
| Environment | Operating temperature | 0 °C to 40 °C |
| Environment | Storage | -10 °C to 50 °C |
| General | Weight | approx. 4 oz (≈113 g) |
Questions & Answers▲
How many people can communicate with this intercom system at the same time?
The system is designed for 4 people and allows direct communication between up to 5 units without an additional base station.
What is the range of the wireless intercom system?
The range is up to 400 meters with full duplex communication.
How long does the battery last with continuous use?
The lithium batteries enable up to 6 hours of operation with one battery pack.
What is included?
The set contains 1 master headset, 3 remote headsets, 4 batteries, a 10-fold charging station and a transport bag.
Can the microphone be worn on both the left and right?
Yes, the microphone has a swivel angle of 270 degrees and can be positioned both left and right.
How does automatic mute work?
When the microphone is tilted vertically upwards, it automatically mutes.
Can the batteries be changed during operation?
Yes, the batteries can be quickly replaced, allowing almost uninterrupted operation.
What radio technology is used?
The system uses DECT technology for crystal-clear communication in the registration-free and toll-free 1.9 GHz frequency range.
How are the batteries charged?
The batteries are charged directly in the included 10-fold charging station. A red LED indicates the charging process, a green LED signals completion.
Can the system be expanded later?
Yes, if you use more than 5 devices, a base station can be purchased. In this way, the system can be built up step by step.
documents, files, links▲
product safety (GPSR)▲

eartec-ultralite-manual-english-2016.pdf