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 (74a, 74b) extending away relative to opposite side surfaces of the microphone receiver, each bracket arm comprising one upright portion (74c, 74d) 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 (74c, 74d) 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 (74a, 74b), 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 (74a, 74b) extending away relative to opposite side surfaces of the microphone receiver, each bracket arm comprising one upright portion (74c, 74d) 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 (74c, 74d) 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 (74a, 74b), 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.