Connect this microphone to your device by mini USB or 3.5mm mic input. A foam windscreen is included for quality recordings in adverse environments, and lapel clips ensure the microphone is securely fastened at all times. Clip-on Mic for GoPro Hero3+, Hero3, Hero2, Camcorders etc. Omni directional condenser microphone. High-quality Mic is ideal for video use. Easy to use. BrandBY-LM20 Frequency Range: 35Hz ~ 18KHz Signal / Noise: 74dB SPL Sensitivity: -30dB +/-3dB / 0dB=1V/Pa, 1kHz Connector: 3.5mm plug, Mini USB plug Cable length: Microphone : 1.20m (47") Mic Adapter: 11.00cm(4.3") Weight: 26g Microphone :17.00g Mic Adapter: 9.00g Colour Black Brand BOYA SKU 101022407_NP-1021572081 Model BY-LM20