TRUSTED BY PROFESSIONALS, ENGINEERED FOR EVERYONE. Transparent 24-bit digital audio quality with >118 dB dynamic range Rock solid RF with 138 MHz wide-tuning range for greater geographical coverage: Up to 11 simultaneous systems in 6 MHz TV bands Up to 14 simultaneous systems in 8 MHz TV bands Automatic Setup – once linked, SLX-D+ receivers and transmitters stay connected, despite any RF interference With ShowLink® Ease, transmitter parameters can be adjusted remotely over the air from the linked receiver, including: Changing the transmitter frequency once open frequency is identified Adjust power output level Lock and unlock transmitter controls Transmitter firmware updates Monitor RF status and control receiver and transmitter parameters with Wireless Workbench desktop software, or remotely with the WWB Mobile app over Wi-Fi or Bluetooth Patented Shure Digital Feedback Reducer software is embedded in every SLX-D+ receiver, to automatically reduce unwanted audio feedback, should it ever occur. Each SLX-D+ component and system ships with AES-256 Encryption installed, for complete and secure peace of mind Up to 8 hours of use from either 2 AA batteries (included) or optional Shure SB903 Li-ion rechargeable batteries and charging accessories