External Stereo Microphone MIC For Digital Camera Compatible with most camcorders and DSLR applicable to all standard D3.5mm interface camera, SLR camera using X-Y standard three-dimensional pickup technology,sound imagepositioning clear and stable aluminum alloy body surface using oxidation, beautiful, stylish,durable built-in +30db and -10db sensitivity switch, suitable for pickup different sound intensity environment built-in low-cut filter switch, effectively reduce the environment low-frenquency interference noise Using anti-radio frenquency interference(RFI) shielding technology , can be a good shield phone single interface with low power reminder function, allowing users to fully do the power management built-in shock -absorbing structure, effectively reduce the mechanical vibration noise the use of standard shoe type connector, easy to install, solid using a standard 3.5mm mini stereo jack output signal transducer principle: back electrets condenser polwer pattern: stereo/Cardioid X2 sensitivity: -42db±3db(0db=1v/Pa at 1KHz) frequency response: 30Hz-16KHz Low cut: 80Hz 10dB(THD1.0% at1KHz) Max. sound pressure level: 120dB(THD1.0% at 1KHz) Output impedance:200 Power requirement: 3V (CR2032 button battery) P1 750px.jpgP2 750px.jpgP3 750px.jpgP4 750px.jpgP6 750px.jpgP5 750px.jpg ABOUT US Sonida Digital Technology Co.,Ltd was established in 2006 in Shenzhen city, China, only 15 minutes of car-driving distance from Bao’An International Airport. Sonida is rated as the recommended company by Guangdong Household Electrical Appliances Chamber of Commerce and HC video, and Top-ten Trustable Brands by Shenzhen Audio-Visual Association and Chinese Digital Camera Consumer, “Chinese Well-known Brands”, “Shenzhen Top-ten Outstanding Enterprises”. It has been certifi