Product/Model Name: ALEXON / NAS-453-G CPU: Intel® Celeron® J1900 (4 cores) Memory: Upgraded to 8GB (DDR3) The ALEXON NAS-453-G is an OEM product of QNAP, with hardware specifications equivalent to the QNAP TS-453Pro. The firmware has been rewritten to QNAP's (QTS 5.2.7.3297, 64bit), so it is recognized as a QNAP TS-453 Pro. OS updates and QNAP app installations are, of course, possible. LAN ports x4, USB ports x5, HDMI output, and front LCD display all function without issue. There are minor scratches and slight dents on the chassis, so please refrain from purchasing if you are looking for a perfect appearance. HDD installation of 4 drives, RAID5 configuration, and SMB file sharing have been confirmed to work. A single verification HDD is included, and only basic initial setup has been performed. The HDD is currently showing a normal status, but we cannot guarantee the operation of the HDD itself, so please understand. Since it has been initially set up, you can use and reconfigure it immediately from a PC with Qfider installed. Initial settings are: ID: admin5 PW: password5 You can use it as is, but please reconfigure it yourself, including volume expansion and RAID settings. You can use myQNAPcloud (remote access from smartphones, etc. outside the home) by registering a new account. ※This listing includes※ ・Main unit ・Verification HDD 500GB x1 (installed) ・Generic power cable (used) ・3.5-inch HDD mounting screws (used) 16 (4 installed) ・CD-R (manual, Qfinder, and various software) The HDD mount keys are not included. The mounts are in an open state (cannot be locked), but there is no problem with HDD installation. There is a possibility of a price reduction at our discretion, but we generally do not accept price negotiations. Immediate purchase is OK, but the following configuration changes are also available, so please contact us with a comment before purchasing if you wish: ・400 yen discount without HDD ・+2,000 yen for 16GB memory upgrade If there is a malfunction after arrival, we will accept returns within 3 days of arrival.