This lavalier microphone can be used for smartphones and computers. Hand-free design. Record clearly sound for meeting, chatting, video shooting & etc. Compatibility: With a standard 3.5mm port, can be used with most smartphones, tablets, laptops, cameras, camcorders, DSLR, DV and so on Professional Mic: The electric condenser omni-directional microphone has wide frequency range (20Hz-16KHz), high sensitivity(-34dB±2dB/0dB), Signal/Noise 58dB SPL, great pick-up effects, making the sound quality reach the professional level Wide Application: Clip-on design, can be fixed on the neckline of your tie or shirt; Widely used in various occasions such as live recording, video recording, webcast, video presentation and so on Practical: The length of cable is about 1.5m / 59in, totally long enough for use on various occasions Useful Accessories: Comes with a foam windscreen, for better recording effects Specifications: Transducer: Electret Condenser Polar pattern: Omni-directional Frequency Range: 20Hz~16KHz Signal/Noise: ≥58dB Sensitivity: -34±2dB (0dB=1V/Pa,3V) Connector: 3.5AUX Cable Length: Microphone 1.5m Item weight: Approx.19.8g/0.7oz