Or refurbishing and upgrading old iPod classics: https://motherboard.vice.com/en_us/article/3daq4n/music-geeks-are-retrofitting-old-ipods-to-keep-the-perfect-m

Or refurbishing and upgrading old iPod classics: https://motherboard.vice.com/en_us/article/3daq4n/music-geeks-are-retrofitting-old-ipods-to-keep-the-perfect-mp3-player-alive https://motherboard.vice.com/en_us/article/3daq4n/music-geek... I've done this myself (listening to 5.5 gen iPod, I'd forgotten how good mp3 sounds vs Spotify), but for personal use not flipping for profit. Some refurbished iPods sell for quite a lot though.