Harman / Kardon 7.1 Ch Stereo AV Receiver AVR 520 Dolby Pro Logic II
Switch to music, and you'll enjoy equally superlative performance.". Harman/Kardon 7.1 Ch AV Stereo Receiver AVR 520. Dolby Digital, DTS-ES, and Pro Logic II. 5.1- and 7.1-channel Logic 7 Cinema and Music surround modes.