Network audio player for high-quality music playback. - Model Name: N-50 - Type: Network audio player - Accessories: Remote control, power cable, RCA cable - Functions: Music playback, network connection - Book: Introduction to Network Audio This item was previously received from an acquaintance. According to the acquaintance, it was only used a few times. Although I received it, I haven't had the opportunity to use it and have stored it in a box for many years. I have performed a simple operational check and confirmed that it works. There are no scratches or stains on the device itself. As a bonus, the book "Introduction to Network Audio" is included. Please consider purchasing only if you agree with the above condition. Please refrain from price negotiations. No claims, no returns. Thank you for viewing.