https://assets.sennheiser.com/global-downloads/file/1060/SZI_1029_GB.pdf
Features
High-power radiator with a maximum coverage area of 800 m2
RF output for connecting additional radiators
Automatic on/off function
Versatile installation due to 5/8“, 3/8“ and 1/2“ threads
Excellent reliability due to 12 independent groups of transmitting diodes
and malfunction indicator
Delivery includes: 1 radiato