Wireless microphones for your Executive HD HD Single/Dual/Venue systemsN/AN/A[HD Microphones]N/AN/AWireless microphones for your Executive HD 4 or 8 channel System your HD 1 2 system or your HD Venue rackmount system. Available in wearable directional tabletop omni-directional tabletop TA4 adapter XLR adapter or hybrid models.N/AN/A[HD MaxSecure Wireless Microphones]N/AN/AWireless microphones for your HD Maxsecure 4 or 8 channel system. MaxSecure microphones have 256 bit security. Available in wearable directional tabletop omni-directional tabletop XLR adapter or TA4 adapter models.