The most beautiful and musical sounding DACs I’ve ever owned! 1 year old. In excellent condition. Includes 2 sets of KR AUDIO super premium tubes, Kr 242 and limited addition Kr 300b’s. 300b’s have only about 20 hours on them. Has Ethernet and usb inputs as well as spdif and optical. Comes with original flight case paperwork.Has balanced and single ended outputs This is the best DAC you will ever hear. I’m moving to an all in one streamer/DAC. Buy with confidence from a long long time Audiogoner with perfect feedback. Buyer pays shipping and PayPal fees.