Shure ULXD2-B58-K51
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- This item is covered for 3 years
What you need to know
What you need to know
- Professional digital handheld transmitter designed for demanding environments (touring, broadcast, large stages) and today’s RF challenges.
- Interchangeable BETA58 supercardioid dynamic capsule: precise vocal pickup with good isolation from surrounding sources.
- Optimized RF management: robust transmission, signal quality measurements and digital diversity to secure the link.
- Flexible power supply: 2 LR6 batteries or SB900A Lithium-Ion rechargeable battery (optional), with charging contacts for the SBC200/SBC200E dock.
Manufacturer Information
Shure
https://www.shure.com
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Safety manager:
Algam SAS
Email: contact@algam.net
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Axient Digital: Shure’s benchmark designed for the evolving spectrum
Designed as Shure’s flagship digital wireless system, Axient Digital was developed to address the progressive reduction of usable spectrum and the growing need for channels in modern productions. Its platform is built around dedicated receivers (two-channel AD4D, four-channel AD4Q, portable two-channel ADX5D) and two transmitter families: AD (standard features) and ADX (the full range of innovative technologies and features derived from the analog Axient system). With a switching bandwidth advertised as very wide and shared by transmitters and receivers, the range is designed to simplify tour coordination and system management.
Who is it for and what is it used for?
The Shure AD2 BETA58 is intended for singers, presenters and technicians looking for a stable RF link, the handling feel of a "wired microphone" and system-wide consistency for productions with a high channel count. It is particularly well suited to stages where RF reliability, real-time monitoring and transmission security are priorities. This version is specified for the 606-694 MHz range, making it suitable for configurations where this band has been planned.
Technical specifications
| Interchangeable capsule | No | Display screen | No |
| AD Series handheld transmitter | AD2 BETA58 | AES3 digital audio | 96 kHz or 48 kHz |
| Frequency range (specified version) | 606-694 MHz | Frequency coordination and network management software | Wireless Workbench 6 |
| Advertised ultra-wide RF bandwidth for transmitters and receivers | 166 MHz | AXT600 Spectrum Manager | real-time spectrum monitoring and distribution of backup frequencies to the various systems |
| Advertised spectral efficiency | up to 23 channels per 8 MHz TV channel, or up to 63 channels in high-density mode | Dante Browse function | monitoring any Dante channel on the network |
| Quadversity function | assigning four receiving antennas to one channel to increase cover or cover two areas (AD4Q only) | Dante Cue function | monitoring all channels from a single AD4D or AD4Q receiver |
| Transparent, musical sound | flat frequency response and dynamic range exceeding 120 dB, ensuring excellent transient response | Receivers mentioned | AD4D (two channels), AD4Q (four channels), ADX5D (portable two-channel) |
| Very low latency | 2 ms between the capsule and the analog output (standard mode) | ||
Questions frequently asked
Shure ULXD2-B58-K51: what frequency range is used?
This version operates in the RF range of 606 to 694 MHz. Frequency planning must be adapted to this band according to the location of use.
Which receivers is the AD2 BETA58 handheld microphone compatible with?
The transmitter belongs to the AD series and integrates with the listed Axient Digital receivers AD4D, AD4Q, and ADX5D. The AD4D receivers have two channels, the AD4Q have four channels, and the ADX5D is a portable two-channel model.
What is the latency of the Axient Digital system with this transmitter?
In standard mode, the announced latency between the capsule and the analog output is 2 ms.
Can the Shure AD2 BETA58 be used in a congested RF environment?
High-density mode allows up to 63 channels per 8 MHz TV channel. Digital True Diversity combined with signal quality display helps monitor the RF link. Wireless Workbench 6 enables frequency coordination and network management.
Is wireless transmission secure for conferences or broadcasts?
The link incorporates AES-256 encryption. Monitoring can be done via the ShurePlus Channels app on iOS and Android, while the AXT600 manager is designed to monitor the spectrum in real time and distribute backup frequencies.



