Shure BLX14R Wireless Headset Microphone SM35 H9 100314446 Up to 2500 wireless feet

Up to 2500 wireless feet (open line of sight) when using other "EXR Extended Range" WiFLY products

5 dB 10Hz to 50kHz

and if anything goes wrong with them in your first six years of ownership (assuming you don't throw them in a swamp or anything like that) the repair or replacement is on PreSonus

Relative Humidity: 0% to 90% non-condensing

one active antenna (RA4000 B/W or SRA2 B/W) and two AB4000 antenna boosters connected to one RF input

Shure BLX14R Wireless Headset Microphone SM35 H9 100314446 Up to 2500 wireless feetShure BLX14RSM35 Wireless Headset System with SM35 H9 The BLX14R SM35 Headworn Wireless System is part of the Headworn wireless systems family. Shure BLX Wireless Systems combine professional quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision built and available in a variety of configurations, it's the most accessible way to own the stage. Bodypack Transmitter Up to 14 hours of