JVC RV-NB70, 6.8 kg, Black, Portable CD player JVC RV-NB70. Total Harmonic Distortion (THD): 10%, Audio formats supported: MP3, WMA. RMS rated power: 40 W. Supported radio bands: FM. Device type: Portable CD player, Product colour: Black, Compatible products: iPod/iPhone. Headphone connectivity: 3.5 mm