1、The omnidirectional condenser microphone is compact, easy to carry and store. 2、The first choice for computer recording, it is also suitable for instant voice communication such as lectures, podcasts, vocal recordings, and for Skype. 3、High‑strength PVC material combined with alloy sheet, dust‑proof and sound‑absorbing shell, sturdy and durable, and more beautiful. 4、30 times of crafting process, 50 times of precise manufacturing, delicate touch, giving you beautiful sound quality. 5、Applicable to a variety of systems, for WIN7/8/10/ OS X/MSN/SKYPE/QQ, etc., allowing you to record your own voice anytime, anywhere. 1 x USB Microphone 1 x Manual Item Type: USB MicrophoneMaterial: PVCProduct Weight: Approx. 51gModel: SF-555BSensitivity: -30dB±3dBDirectivity: OmnidirectionalImpedance: ≤ 2.2KΩWorking voltage: 1.5VStandard working voltage: 1.5VFrequency response: 50Hz-16KHz