The CM6533 intelligent noise reduction chip filters noise and noise, and the sound quality is more Full, and the high-fidelity sound quality is restored. The recording standard of the studio with higher than CD sound quality is up to 24bit/96KHZ, so you can enjoy the audio quality of the fever. Interface: Mini USB Rev. 1. 1 or 2. 03. 5mm Input Analog Microphone. Shared with Analog Line-in (Stereo) Up to 24bit/96KHz)RCA Analog Output (Stereo)1/4" (6. 3mm) Stereo Headphone Jack3. 5mm Mini Stereo Headphone Jack (If Used, 1/4" Jack Will be Automatically D Operation Amplifier: TI LM358 Support headphones + Microphone to solve the problem of computer sound card damage, single-port notebook can not connect to the microphone. Achieve maximum sound on your computer in just minutes! This digital to analog converter allows you to bypass your computer's sound card or headphone output to send digital audio signal through the USB interface. Your sound quality will be pushed to its highest level in your overall music environment.