Specifications Polar Pattern - Cardioid Signal to Noise Ratio - 76dB Output Connectors - 3.5mm TRS Mini-Jack (for Cameras, Recorders and Camcorders); 3.5mm TRRS (for Smartphones, Tablets, and Mac) Power Requirements - No Battery Required Dimensions (LxD) - 0.86 x 3.2" (2.2 x 8.1cm) Weight - 1.8 oz (51g)