This Audio Processor Experimenter Kit includes ten SA5752 and ten SA5753 I.C. chips from Philips Semiconductor ( and Application) Notes. Perfect for any audio electronics project, these chips offer high-quality sound processing capabilities. Whether you're working on a TV, Music ,video, or Home Audio Project, these chips are a reliable choice.  With 3 Volt Low Power provides  Preamp, VOX, Noise Cancelling, Compressor, Power Down, & More. In some Applications these chips can be used separately . With their advanced technology and exceptional performance, these chips are sure to enhance the overall audio experience. Don't miss out on the opportunity to upgrade your audio equipment with these top-of-the-line chips from Philips Semiconductor. Sets of 100 each or more can be listed upon Request !  I have large quantities available .  I Sell & Ship ONLY in North America. I ship once a week on Tuesdays