The MXL FR-310 video microphone is designed to deliver focused sound recordings for camcorders and DSLR cameras. It features a three-position gain switch, bass roll-off filter, and a standard hot shoe mount for easy attachment. The microphone is powered by AAA batteries and includes an integrated foam windscreen to reduce wind noise. The pickup pattern of the FR-310 is designed to target sound from the front while blocking out noise from the sides and back. This product is not discontinued by the manufacturer and is made in China. The product dimensions are 20.32 x 7.62 x 20.32 cm and it weighs 400 grams.