EARTEC ULDM-HD UltraLITE HD Master - double-sided headset
Double-sided master headset for the Eartec UltraLITE HD series
article number: 12048 | manufacturer number: ULDM-HD | EAN/UPC: 0672225577508
The Eartec Ultralite ULDM HD is a single double-sided master headset for Eartec Ultralite intercom systems. It assumes the central master function and enables full-duplex wireless communication with compatible remote headsets.
The double-sided version offers stronger acoustic shielding and is particularly suitable for events, stage areas, sports productions or other loud Work environments. Transmitter, receiver and master function are integrated directly into the headset.
- Double-sided master headset for Ultralite systems
- Better shielding from ambient noise
- Integrated master, transmitter and receiver unit
- Suitable for system configurations with up to 5 participants
- Wireless full-duplex communication in 1.9 GHz DECT range
- Up to 400 meters range, depending on the environment and operating conditions
- Microphone arm with 270 degree swivel range, can be worn on the left or right
- Automatic mute when the microphone is folded up vertically
- Replaceable Lithium battery for longer productions with spare battery
The ULDM HD is suitable as a master unit for professional production environments in which clear communication and concentrated listening are in the foreground
- Live events, stage and broadcast
- Director and production management
- Studio, streaming and camera teams
Real product can look different to picture
techn. Specs▲
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▲
What is special about the Master Headset compared to other headsets in the series?
The master headset serves as the base unit for operating the full duplex intercom system. It can be used together with the ULSM and ULDM headsets and allows the construction of a complete intercom system.
How many devices can communicate with each other at the same time?
Up to 5 units can communicate directly with each other. If more than 5 devices are used, an additional base station can be purchased to expand the system.
What is the range of the headset?
The maximum range is approximately 300 meters with line of sight and depends on the terrain. Under optimal conditions, up to 400 meters can be reached.
What battery life does the headset offer?
With one battery pack, the headset achieves an operating time of up to 6 hours. The lithium batteries ensure the best performance.
Can the battery be changed during operation?
Yes, the battery can be quickly replaced, allowing almost uninterrupted operation. The replaceable batteries are already included in the scope of delivery.
On which side can the microphone be worn?
The microphone and microphone capsule can be worn on either the left or the right. The pivot angle is 270 degrees for maximum flexibility.
Is there an automatic mute function?
Yes, if the microphone is turned vertically upwards, the microphone is automatically muted.
What transmission technology is used?
The headset uses DECT technology (Digital Enhanced Cordless Telecommunications), which enables crystal-clear communication. Transmission takes place in the frequency range of 1880-1900 MHz in Europe.
Is the headset approved in Europe?
Yes, this headset series has European approval. The relevant approval papers can be requested from the manufacturer.
Can the system be expanded step by step?
Yes, the system is designed to start with a few devices and be built up step by step. Additional headsets and base stations can be added if necessary.
documents, files, links▲
eartec-ultralite-manual-english-2016.pdfproduct safety (GPSR)▲