These units are in excellent working, and cosmetic condition!This Lectrosonics SMWB Miniature Wideband Transmitter in the A1 Band is a must-have for any musician or sound professional. Its compact size and reliable wireless connectivity make it the ideal choice for on-stage performances, live events, and recording sessions. With a maximum SPL and diaphragm size yet to be determined, this bodypack transmitter is compatible with a variety of microphones and offers outstanding sound quality.Featuring brand new Lectrosonics technology, this SMWB transmitter ensures seamless connectivity and is packed with advanced features to enhance your experience. Whether you're a professional sound engineer or a musician looking for the best sound quality possible, this Lectrosonics transmitter is the perfect choice.