The Topping preamp's channel separation was fantastic, at 110dB in the two directions down below 2kHz, and reduced only a little, to 90dB at the highest of the audioband.หวยหุ้นฮั่งเส็งบ่าย หวยหุ้นฮั่งเส็งบ่าย免責聲明：文章來自於國際博客平台，版權歸原�