LD Systems U505 HHD 2 Dual
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Manufacturer Information
LD Systems
https://www.adamhall.com
info@adamhall.com
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Safety manager:
Adam Hall GmbH
Email: info@adamhall.com
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A Series Designed to Democratize Wireless Performance on Stage
The U500 series was developed with a simple ambition: to offer a wireless microphone system capable of delivering professional sound, flawless reliability, and solid performance, while remaining accessible. Within the LD Systems range, it positions itself as a solution oriented towards stage and event use, with a design focused on radio stability, ease of use, and faithful transmission, suited to the demands of live performances as well as recurring events.
For Whom and For What Uses?
The U500 series vocal sets are aimed at singers, hosts, speakers, technical teams, and service providers who want to gain freedom of movement without sacrificing quality. Thanks to their advertised range and frequency management, they are suitable for concerts, speeches, corporate events, places of worship, multipurpose rooms, or mobile stages. The series is available in various configurations (handheld transmitter, headset microphone, lavalier microphone, single or dual receivers), making it easy to choose a coherent system depending on the voice, staging, and event format.
Technical specifications
| Category | Complete system | Capsule | dynamic / static |
Questions frequently asked
LD Systems U505 HHD 2 Dual: what frequency range does it use?
The U505 version operates from 584 to 608 MHz and allows simultaneous use of 12 systems.
What range does this wireless system offer on stage?
The specified range exceeds 100 meters in open field. The RF transmission power can be set to 2, 10, or 30 mW depending on the configuration requirements.
Can multiple U505 microphones be used at the same time?
Up to 12 systems can be used simultaneously within the U505 band, from 584 to 608 MHz. Automatic scanning selects a free frequency. Infrared synchronization then aligns the transmitter with the receiver.
What battery life do the U500 wireless microphones have?
The transmitter operates with two AA batteries providing a declared battery life of up to 10 hours.
How to avoid interference with the U505 HHD 2 Dual?
The UHF Diversity architecture, pilot signal, and squelch circuit limit radio disturbances. The receiver mutes when it no longer detects the transmitter's pilot signal.



