The Shure BLX1 is a bodypack wireless transmitter compatible with BLX Series receivers. With a lightweight, ergonomic design, it is comfortable for performers and presenters to wear, while providing up to 14 hours of continuous use with the two included AA batteries, at a range up to 300'.
Group and channel selection buttons allow for quick and simple frequency matching with the receiver. Other features include an easily accessible On/Off switch and adjustable gain control. The TA4M 4-pin input jack allows you to plug the lavalier, headset, or instrument microphone of your choice or an adapter cable for guitar and bass.