Nady U-81 OCTAVO Omni Lav Wireless System (10/11/12/14/15/16/17/18) Black Nady wireless mic system includes:1 U-81 OCTAVO Wireless System8 UB-81 Bodypack Transmitters with lavalier micsWireless SystemOperates on select UHF frequenciesEight independent single-channel UHF wireless receivers in a single housing for simultaneous operation of up to eight transmittersFront-panel LED display indicates the RF and AF status for each channelCh. 1-8 individually balanced XLR Mic Level outputs and unbalanced Line Level sum 1/4" jack output for 8-in-1 mix audio output with separat