1. 10dB sensitivity enhancement and 200Hz low-frequency attenuation; to meet the different field Co-use. 2. Use standard universal connector specifications, can be simply fixed the camera. 3. Specially designed for the camera and high-sensitivity condenser microphone to enhance the quality of the recording. 4. Set tone governing the selection of alloy materials design, sturdy solid, and can effectively shield electromagnetic interference. 5. Heart-shaped single-point pickup features can effectively reduce the noise of the surrounding environment to be picked up. 6. Shock-resistant structural design, to reduce the mechanical noise of the camera and other vibration noise. 7. Powered by 1.5V AA alkaline battery (not included) 8. Package Contents: - SGC-598 Microphone x 1 - Windscreen x 1 - English User Manual x 1Specification: Package Weight One Package Weight 0.78kgs / 1.71lb One Package Size 28.2cm * 19cm * 6cm / 11.1inch * 7.48inch * 2.36inch Qty per Carton 24 Carton Weight 10.80kgs / 23.81lb Carton Size 60cm * 40cm * 36cm / 23.62inch * 15.75inch * 14.17inch Loading Container 20GP: 308 cartons * 24 pcs = 7392 pcs40HQ: 716 cartons * 24 pcs = 17184 pcs