Enhance your home audio system by adding the Mark Levinson No.40 5.1 Analog Audio Input Card 6-channel Stereo Single Ended V4. This card is the perfect choice for music enthusiasts who want to experience rich and high-quality sound in their living room. With its 5.1 channel support and analog features, you can enjoy your favorite music with clarity and depth. The brand's reputation for producing high-end audio equipment is evident in this product. The card is compatible with a wide range of home audio devices and can easily be integrated into your existing system, making it a versatile addition. Whether you're a casual listener or an audiophile, this card is an excellent investment for a top-notch audio experience. OK, thanks Siri! Anyway, if you’re looking at this, you probably know what it is, but in case you don’t, it’s a six channel audio input card made for the Mark Levinson number 40 media console and audio analog/digital pre-amplifier. I’m finally parting out one of my spare units, so let me know if you want me to list anything else. I’m not sure how much I should list this for so I started it at $750. Please make your best offer as I’m listing this card first by popular demand, and will accept an offer soon thanks. Used = guaranteed working. Serial number 01559. Also marked 12814-4. Rev 4.