Shure

SLX-D® Digital Wireless delivers transparent, 24-bit digital audio and rock solid RF performance with easy setup and rechargeability options in a suite of versatile wireless system configurations.  Featuring industry-leading digital wireless technology and design in a convenient dual, full-rack configuration, the SLXD4D saves space and accessories for any size of multi-system configuration   A variety of interchangeable microphone choices guarantees the right solution for a wide range of applications, from day-long presentations to nighttime performances.