Featuring a sensitive mic core, this microphone effectively reduces ambient noise and echo interference and picks up the sound accurately, allowing you to unleash your great voice. The plug-and-play design means that this microphone requires no batteries and no drivers, so you can plug it into your device and use it. And it is compact and easy to carry. It is constructed of ABS material. The length of this product is 11.5cm, the width is 3cm and the height is 0.5cm. This microphone is suitable for teaching training, venue speech, tour guide, and so on. Item Name: Microphone Material: ABS Connector: 3.5mm Audio Connector Head: Condenser Head Sensitivity: -50dB More or Less 3DB Output Impedance Less Than 2.2K Operating Voltage: 1.5V Pick-Up Mode: Single Directional Suitable For: Compatible With Sound Cards Desktop Computers Cameras Vcrs Loudspeakers Handheld Marker Winds And Other Equipment Features: Single Directional Pickup, Noise Reduction, Plug Play Size Details: L: 11.5cm/4.53", W: 3cm/1.18", H: 0.5cm/0.2"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Microphone