This is a listing for a SONY CD Walkman D-NE730. Color: Glossy BLACK 【Product Features】 ・Built-in G-Protection, which reduces sound skipping and playback interruption even if shocks are applied during CD playback, maintaining high sound quality. ・Plays music CDs/ATRAC CDs/MP3 CDs/CD-Extra/Mix mode CDs. 【Operation Check】 The following items were confirmed by playing a music CD with few scratches on the signal surface, and all operations were confirmed to be normal. ① Plays without sound skipping during normal operation. ② No sluggishness when skipping between Track 1 and the last Track. ➂ All switches and displays on the remote control and the main unit function normally. ④ No sound skipping when tapped with a finger five times in a row during playback. ⑤ Plays MP3 recorded CD-R/CDRW. ⑥ Operation confirmed with an external battery. 【Continuous Playback Time Confirmation】 Continuous playback for 13.5 hours was confirmed under the following conditions: ① Rechargeable battery installed in D-NE730. ② AC adapter AD-A030P200 connected, and pressing the main unit's ■/CHARGE button to start charging (charging LED lights up) → LED turns off when charging is complete → AC adapter disconnected. ③ Remote control and stereo earphones attached, and a music CD with approximately 74 minutes of music recorded was played in all-song repeat mode. ＊G-PROTECTION-1 / volume at 1/3 of Max 【Appearance】 There are no noticeable scratches or stains on the main unit or accessories. All accessories are shown in the photos.