This is a listing for a SONY CD Walkman D-E990. Color: SILVER 【Product Features】 ・Built-in G-Protection, which reduces sound skipping and playback interruption during CD playback even if shocks are applied. ・High-quality stainless steel die-cast finish on the top surface. ・Small and lightweight model (W130mm x D127mm x H19mm / Body weight 167.5g) 【Included Items】 ① D-E990 Body ② Remote Control SONY RM-CD12EL ➂ Stereo Earphones Victor HP-PXE55 ④ Square Nickel-Metal Hydride Rechargeable Batteries 1.2V / 1450mAh (New) x 2 ⑤ AC Adapter Blueprint Co., Ltd. HS06-0450650JP (DC4.5V 650mA) ⑥ Instruction Manual (A5 x 33 pages) 【Operation Check】 ＊G-PROTECTION＝1/AVIS =NORMAL The following items were checked by playing a music CD with few scratches on the signal surface (17 songs, approximately 72 minutes) and all were confirmed to be working properly. ① Does it play without sound skipping during normal operation? (Checked by listening to a commercial CD with approximately 74 minutes of music twice) ② Does skipping between Track 1 and the last track occur without delay? ➂ Do the various switches on the main unit and remote control function properly, and does the remote control display correctly? ④ Are there any abnormalities in the display or sound when the remote control cord is shaken while connected? ⑤ Does sound skipping occur when tapped with a finger 5 times in a row during playback? 【Continuous Playback Time Check】 The continuous playback time was checked under the following conditions, and the result was 24 hours. After attaching 2 rechargeable batteries to the D-E990 main unit, connect the AC adapter HS06-0450650JP and plug it into an outlet, then press the ■/CHARGE button on the main unit to fully charge it. (Red LED lights up during charging → Red LED turns off when charging is complete) After charging is complete, remove the AC adapter from the main unit. Attach the remote control and stereo earphones to the main unit, and play a music CD with few scratches on the signal surface (17 songs, approximately 72 minutes) in all-song repeat mode. At this time, G-PROTECTION-1/AVIS =NORMAL / volume is set to 1/3 of Max. 【Appearance】 Top surface of the main unit: There is a scratch of about 1mm long on the lower right. (See the yellow circle in the 9th photo) There are no other noticeable scratches or stains. Bottom and side surfaces of the main unit / Accessories: There are no noticeable scratches or stains.