TASCAM TM-AR1 Microphone Accessory/Acoustic Control FilterWhen using a microphone to record, the sound source generates two types of sound. One is called direct sound which enters the microphone directly from the source, and the other is called reflected sound which the sound it has been boucing off the walls, ceiling and back into the microphone. Generally, the reflected sound can sound very different from home and the acutal recording studio, despite the recording equipment and settings. In most cases, the