SONY CD Walkman D-E660. Color: SILVER [Product Features] ・Built-in G-Protection, so there will be no sound skipping or playback stopping even if you tap the body with your finger during CD playback. ＊G-Protection explanation: Audio data from the CD is stored in semiconductor memory for several tens of seconds in advance. This technology sequentially outputs the audio data stored in this memory to a D/A converter and outputs it via a HP amplifier. [Included Items] (All items are shown in the first photo) ① D-E660 Body ② Dedicated remote control SONY RM-CD5 ➂ Stereo earphones (made by another company/new) ④ AA alkaline batteries (new) x 2 ⑤ Instruction manual [Operation Check] *Checked with 2 AA alkaline batteries installed ＊G-PROTECTION = ON setting Played a music CD with few scratches on the signal surface (17 songs, approx. 72 minutes) and checked the following items. As a result, everything is working normally. ① Does it play without sound skipping during normal operation? ② Does skipping from Track 1 to the last Track occur without any delay? ➂ Do the switches on the main unit and remote control function properly? ④ Does sound skipping occur when lightly tapped 5 times in a row during playback? ⑤ Is there any missing characters on the LCD display of the main unit? [Continuous Playback Time Check] Confirmed continuous playback time = 38.5 hours under the following conditions. ① Installed 2 new AA alkaline batteries ② Attached the included remote control and stereo earphones ➂ Played a commercially available CD with approximately 72 minutes of music in all-song repeat MODE (volume set to 1/3 of the maximum value) [Appearance] Top of the main unit: There are multiple fine scratches on the top. (Not very noticeable) Bottom of the main unit: No noticeable scratches or stains. Sides of the main unit: No noticeable scratches or stains. Accessories: No noticeable scratches or stains.