The Apple iPod Shuffle 4th Generation Mc584bt/A Silver is a brand new sealed portable USB MP3 player with 2GB storage capacity. It features a sleek silver design, adjustable playback speed, and supports various audio formats such as MP3, AAC, WAV, and protected AAC. With a frequency response of 20-20000Hz and a playback bit-rate of 8KBps-320KBps, this iPod Shuffle offers high-quality sound and a battery life of up to 15 hours. Perfect for music lovers on the go, this device from Apple is a reliable and stylish choice for enjoying your favourite tunes.