The Shure QLXD1-K51 Wireless Bodypack Transmitter is designed for professional use, ensuring seamless and high-quality audio transmission in various settings. It operates within the 606-670 MHz frequency range, offering transparent 24-bit/48 kHz digital audio quality, which is essential for wireless vocals and instrument applications.

One of its standout features is the rugged all-metal construction, ensuring durability during live performances. With a detachable ? wave antenna, the transmitter allows for reliable signal transmission up to 100 meters (328 feet) line-of-sight. However, real-world performance can vary based on environmental factors.

The QLXD1-K51 includes a backlit LCD display that simplifies the navigation process for users, enabling easy selection of group/channel, frequency, or battery runtime. With an impressive dynamics range of over 120 dB, users do not need to adjust transmitter gain, while AES 256-bit encryption ensures secure audio transmission.

• Power Source: Operated by two AA alkaline batteries providing up to 9 hours of continuous use.
• Optional Battery: Shure SB900B lithium-ion rechargeable battery extends usage up to 10 hours.
• Convenient Charging: External charging contacts allow for easy docked charging.

Additional specifications highlight:

• RF Carrier Frequency Range: 606–670 MHz
• Audio Frequency Response: 20 Hz – 20 kHz (±1 dB)
• RF Sensitivity: ?97 dBm
• Latency: Less than 2.9 ms
• Image Rejection: >70 dB typical
• Connector: 4-pin male mini connector (TA4M)
• Operating Temperature: ?18 °C to 50 °C

With compatibility for a wide range of Shure microphones, the QLXD1-K51 provides not only flexibility but also the legendary Shure sound signature for various audio applications.