(SC2 version)ORICO Portable USB External Sound Card Microphone Earphone Two-in-One With 3-Port Output Volume Adjustable For Windows/Mac/Linux Description: ORICO SC2 External USB Sound Card Volume Adjustable 3-Port Mic Headphone Audio Card Adapter for PC Feature: With two mute switches for mic and headphone, and a volume adjustment knob. Specification: Brand: ORICO Model: SC2 Colour: Black Product material: engineering materials Input interface: USB2.0 Output interface: microphone jack x 1, 4PIN 2 in 1 Mic+Headphone jack, headphone jack x 1 Signal to noise ratio: >=80dB Frequency response range: 15Hz - 25KHz Headphone indicator: blue Microphone indicator: red, lights up when muted Supported OS: for Windows, for Mac OS, for Linux Line length: 10cm/3.94" Product size: 62.8*16.2*3.5mm/2.47*0.64*0.14" Packing size: 130*80*32mm/5.12*3.15*1.26" Product weight: 27.8g Gross weight: 57g Notes: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. Package included: 1 x External USB Sound Card