XM-55 13-Piece Professional Video & Broadcast Unidirectional Condenser Microphone Kit:Item includes the following features:Suspension Shockmount, Adjustable Shockmount, Camera Shoe Adapter, Furry Wind Muff, Foam Windshield, Cushioned Hand Grip, 26' (7.9m) XLR Cable, 16" (41cm) XLR Cable, 16" (41cm) XLR to 1/8" (3.5mm) Cable, 1/8" (3.5mm) to 1/4" (6.3mm) Adapter, AA Alkaline Battery, Foam-Padded Hardcase, Limited 1-Year WarrantyTechnical Details:Transducer Type: Electret CondenserPolar Pattern: SupercardioidFrequency Response: 100 Hz to 16 kHzNominal Impedance: 1kΩLoad Impedance: 2.3kΩSensitivity: -45 dB, short -38 dB, longPower: 1 x AA alkaline batteryOutput Connector: 3-pin XLRConstruction: Aluminum alloyDimensions (Ø x L): 0.87 x 10.8" (22 x 275 mm)Weight: 3.5 oz (99 g) without battery