The TASCAM CD-400U is a 1 RU CD/SD/USB player with Bluetooth and AM/FM radio. Play CDs or MP3, WMA, AAC, and WAV files via an SD/SDHC card or USB flash drive or patch your preferred audio playback device into the 3.5mm aux input. Utilize the included antennas for the AM/FM radio as an alternative to your personal music library. Record signal from the CD player or radio to a USB flash drive or SD/SDHC card.