Line 6 XD-V75TR Wireless Instrument Microphone Exclusive Line 6 EQ filter modeling technology optimizes the system to your voice or instrument - choose from nine distinct EQ filter model types (6 optimized for vocals, 3 for instruments). 14 always-available channels Standard TA4 mini-XLR input Signal encryption for maximum signal privacy and integrity Bodypack transmitter with protective storage case, 1/2U receiver, 2 x 1/2 wave antennas, front-mount antenna kit, rackmount kit, two AA alkaline batteries