The chip has been discontinued,Sell one for one less
ispNoise reduction comparisonzuulNoise reduction contrast audition
https://v.youku.com/v_show/id_XNDg2NjkyNTM3Mg==.html (Please copy toieAddress bar)
User recorded audition
https://v.youku.com/v_show/id_XNDg2ODM4ODM4OA==.html (Please copy toieAddress bar)