Maximum battery life: 10 hours to less than 50 hours Balanced connection: Yes Maximum playback time: 10 hours or more Color: [Not specified] Storage capacity: 64GB Weight: 200g or more Storage media: Built-in memory High-resolution audio: Yes Bonus included (Transcend 500GB SD card included) Large capacity for peace of mind. Instant purchase OK. This model allows you to comfortably enjoy lossless audio from Apple Music and Amazon Music. YouTube was also installed. I listened to high-resolution audio on Amazon Music and Apple Music. The operation was simple and easy to use. The data will be initialized and sent in factory default settings upon shipping. Usage was only about listening on weekends, so it's in good condition as it was hardly used. There are no noticeable scratches or malfunctions. It works well. A case and a liquid crystal protection film are attached. You can expand the capacity by using a microSD card. This has a Transcend SD card, expanding the external storage to 500GB. A Type-C cable is also included, making it a complete set. It's ready to use, and it's a great deal with the large-capacity SD card installed. A genuine leather case is also installed. * The sound quality had a sense of depth and a mellow, brilliant sound. Depending on the equipment used, it felt like the sound was output straight. Listening to high-resolution audio will make you forget the time. Returns are not accepted to prevent swapping. Price reduction is welcome.