The SIEM-121R UHF PLL Body-pack Receiver and SIEM-121T UHF PLL Single Channel Wireless Transmitter are essential components of a reliable wireless in-ear monitor system, providing clear audio transmission for live performances and productions. With a wireless range extending up to 300 meters, this system ensures uninterrupted coverage, even in larger venues. Featuring digital volume control adjustable from -40 to +20dB, it allows for precise audio management. It also offers 6 programmable groups with up to 24 channels per group, ensuring flexibility in channel selection, along with username customization for easy system identification. Built for durability, both devices feature rugged, all-metal construction, ensuring long-lasting performance. Complete your setup with the compact-size SIEM-121R body-pack receiver for professional in-ear monitoring.

The SIEM-121R and SIEM-121T system offers versatile audio monitoring options. It can be used as a stereo in-ear monitor, providing immersive sound for performers, ensuring clarity and depth during live events. For even greater flexibility, the system can be expanded to support two mono sends by including an additional SIEM-121R body-pack receiver. This allows two performers to receive independent mono audio feeds from a single transmitter, making the system adaptable for various stage setups and monitoring needs, whether you're working with solo artists or larger groups.