Shure ULXD6 wireless boundary microphone with a fixed omnidirectional capsule. Sits on a table or lectern, blending into conference and boardroom environments, and transmits to any ULX-D receiver. Operates in the K51 band (606 to 670 MHz). UK Ch38 PMSE shared band plus coordinated UHF above 614 MHz. Requires an Ofcom licence; Ch38 (606 to 614 MHz) is covered by the Ofcom Shared PMSE licence.
Key Features
Transparent 24-bit / 48 kHz digital audio
System latency of 2.9 ms
Dynamic range >120 dB through analogue outputs; up to 130 dB via Dante / AES67
AES-256 encryption for secure transmission
Switchable RF power (1 mW or 10 mW in K51)
Tuning bandwidth: 64 MHz across K51 (606 to 670 MHz)
Low-profile base transmitter for conference tables and lecterns
Integrated mute switch and status LED
Powered by 2 x AA or a Shure SB900C rechargeable
Specifications
| Platform | ULX-D |
| Frequency band | K51 (606 to 670 MHz) |
| Audio frequency response | 50 Hz to 17 kHz (varies with capsule) |
| Audio bit depth | 24-bit / 48 kHz |
| System latency | 2.9 ms |
| Dynamic range | >120 dB through analogue outputs; up to 130 dB via Dante / AES67 |
| Encryption | AES-256 |
| RF power | 1 mW or 10 mW (K51) |
| Tuning bandwidth | 64 MHz (K51: 606 to 670 MHz) |
| Polar pattern | Omnidirectional |
| Colour | Black |
| Power | Shure SB900C Li-ion rechargeable or 2 x AA |
| Runtime | Up to 11 hours 30 minutes (SB900C) / 8 hours 40 minutes (AA) at 10 mW |








