Description
ULXD1 Digital Wireless Bodypack Transmitter
The ULXD1 is a wireless bodypack transmitter compatible with ULX-D Digital Wireless Systems. With a rugged yet lightweight aluminum case, the ULXD1 delivers uncompromising audio quality and RF performance, AES 256-bit encryption for secure transmission, and advanced rechargeability options for professional sound reinforcement applications.
Shure TwinPlex™
The TH53 headset microphone offers the natural sound of the TwinPlex element combined with the ease of an ultra-light and fully adjustable headset frame. With an innovative clutch system, the TH53 headset allows for quick adjustment in boom arm length and pitch-all with a simple turn of a knob. Plus, switchable sides and a durable 1.6 mm cable with redundant ground round out this professional headset that overachieves in reliability, audio quality, and comfort.
Features:
- ULXD1 Digital Wireless Bodypack Transmitter
- AES 256-bit encryption for applications for which secure transmission is needed
- Proprietary Shure Gain Ranging optimizes the system’s dynamic range for any input source, eliminating the need for transmitter gain adjustments
- Shure SB900 Lithium-Ion rechargeable battery provides up to 12 hours of battery life, precision metering with 5 segment battery fuel gauge, and zero memory effect
- External charging contacts for docked charging (with the SBC200 Dual Docking Charger)
Shure TwinPlex™
- Comfortable, lightweight, and fully adjustable headset for use in theater, broadcast, and speech applications
- Innovative clutch system allows for fast boom arm length and pitch adjustment
- Twice the surface area of other subminiature microphones for pristine, natural response and robust low-frequency response due to the patent pending dual-diaphragm design
Specifications:
- ULXD1 Digital Wireless Bodypack Transmitter
- Mic Offset Range: 0 to 21 dB (in 3 dB steps)
- Audio Frequency Response: 20 – 20 kHz (±1 dB)
- Battery Type: Shure SB900B Rechargeable Li-Ion or LR6 AA batteries 1.5 V
- Battery Runtime: @ 10 mW
- Dimensions: 3.4 in. x 2.6 in. x 0.9 in. H x W x D
- Weight: 142 g (5.0 oz.), without batteries
- Housing: Cast aluminum
- Audio Input Connector: 4-Pin male mini connector (TA4M)
- Configuration: Unbalanced
- Impedance: 1 MΩ, See drawing for details
- Maximum Input Level: 1 kHz at 1% THD
- Preamplifier Equivalent Input Noise (EIN): System Gain Setting ≥ +20-120 dBV, A-weighted, typical
- Impedance: 50 Ω
- Occupied Bandwidth: <200 kHz
- Modulation Type: Shure proprietary digital
- Power: 1 mW, 10 mW, 20 mW
Shure TwinPlex™
- Microphone Capsule: Dual-Diaphragm, Prepolarized Condenser
- Polar Pattern: Omnidirectional
- Frequency Response: 20Hz – 20kHz
- Sensitivity @ 1kHz: -45.0dBV (5.62mV)
- Self-Noise (A-Weighted, Equivalent Acoustical): 24.5dB SPL-A
- Signal-To-Noise Ratio: 69.5dB
- Output Clipping Level (@ 1% THD, typical): 3.0dBV, 1kHz
- Maximum SPL (1kHz @ 1% THD, typical): 142.0dB SPL
- Dynamic Range: 117.5dB, typical
- Microphone Current Draw: 120 – 240 µA, typical
- Bias Voltage (Recommended Operating Voltage): 5 VDC
- Housing: Molded ABS
- Polarity: MTQG, XLR connector: Positive pressure at diaphragm leads to positive voltage with respect to ground
- Cable Diameter: 1.6mm
- Cable Length: 66″ (1.67m)
- Microphone Length: 13.5mm
- Microphone Diameter: 5.6mm
Item Includes:
- 1x Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz


Satisfied User (verified owner) –
Just received this for a couple months and so glad I found this. It’s been a game changer and I use it every single day now.
M. P. (verified owner) –
This exceeded my expectations in every way. Fantastic quality and excellent customer service too.
Lauren W. (verified owner) –
Blown away by how good this is. It’s rare to find a product that actually lives up to the hype. Will be ordering more.
Happy Client (verified owner) –
Great functionality. Can’t say enough good things about this Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz. The only improvement would be a slightly better user manual. A+ purchase.
george1769 (verified owner) –
Using this for my business and perfect! This product works flawlessly and looks even better in person than in the photos. A+ purchase. This Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz does everything I need.
S. R. –
I’ve tried many similar products and this one is by far the best. Exceptional quality and great value.
Kathleen Garcia (verified owner) –
Got this for myself and best bang for your buck. This product offers incredible value compared to competitors. Highly recommend!
W. R. (verified owner) –
Can’t say enough good things about this Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz. Great quality at a fair price. No buyer’s remorse here whatsoever. Would definitely recommend!
loyal_buyer513 (verified owner) –
Exceptional! The build quality is impressive and it does everything it’s supposed to do and more. Great find!
Sophia Cox (verified owner) –
Ordered this to replace my old one and i’m amazed at the quality for this price point. Feels much more expensive than it is. Great find!
Brian (verified owner) –
This Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz is exactly as described. Perfect! This product works flawlessly and looks even better in person than in the photos.
Janice Smith (verified owner) –
Really impressed with the Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz. Bought this based on a recommendation and worth every penny and then some. This is the definition of great value.
happy_girl83 –
I’ve had this to replace my old one and i’ve spent more on products that weren’t half as good. This is a steal. Great find! Really impressed with the Shure ULXD1 Digital Bodypack Transmitter and TwinPlex Tan Headset Mic Kit with TA4M Connector – 534-598MHz.
Anonymous Shopper –
Perfect! This product works flawlessly and looks even better in person than in the photos.