A microphone receiver system for recording an acoustical event, the microphone receiver system comprising: a first wireless microphone for capturing the acoustical event and transmitting the acoustical event as a first signal transmission; a microphone receiver for receiving the first signal transmission, the microphone receiver for sending the first signal transmission as a received signal from a first output port of the microphone receiver, the microphone receiver having a front surface , one or more side surfaces and a rear surface to which a mounting assembly is secured; a recording device for receiving the received signal from a first input port of the recording device and recording the received signal as a representation of the acoustical event; the mounting assembly for connecting the microphone receiver to the recording device , the mounting assembly comprising a pair of bracket arms extending away relative to opposite side surfaces of the microphone receiver , each bracket arm comprising one upright portion extending from the rear surface of the microphone receiver , the recording device being held between the opposing upright portions; wherein each of the opposing upright portions comprises an inner side retainer having a planar portion, the planar portion being inclined outwardly toward a body of the microphone receiver ; wherein at least one bracket arm of the pair of bracket arms , is movable relative to a respective side of the microphone receiver by adjusting a set screw disposed on the front surface of the microphone receiver ; wherein one of the bracket arms is a mounting adapter which comprises a screw hole for connecting to a tripod . a first wireless microphone for capturing the acoustical event and transmitting the acoustical event as a first signal transmission; a microphone receiver for receiving the first signal transmission, the microphone receiver for sending the first signal transmission as a received signal from a first output port of the microphone receiver, the microphone receiver having a front surface , one or more side surfaces and a rear surface to which a mounting assembly is secured; a recording device for receiving the received signal from a first input port of the recording device and recording the received signal as a representation of the acoustical event; the mounting assembly for connecting the microphone receiver to the recording device , the mounting assembly comprising a pair of bracket arms extending away relative to opposite side surfaces of the microphone receiver , each bracket arm comprising one upright portion extending from the rear surface of the microphone receiver , the recording device being held between the opposing upright portions; wherein each of the opposing upright portions comprises an inner side retainer having a planar portion, the planar portion being inclined outwardly toward a body of the microphone receiver ; wherein at least one bracket arm of the pair of bracket arms , is movable relative to a respective side of the microphone receiver by adjusting a set screw disposed on the front surface of the microphone receiver ; wherein one of the bracket arms is a mounting adapter which comprises a screw hole for connecting to a tripod . <EOS>