Yamaha BR-X610. Audio output channels: 5.1, Total Harmonic Distortion (THD): 0.05 %. Speakers connectivity type: Clamp terminals, Connectivity technology: Wired, Multichannel pre out connectivity: RCA. Video formats supported: AVCHD. Supported radio bands: FM. Optical drive type: Blu-Ray player, Disc types supported: BD, BD-R, BD-RE, CD, CD-R, CD-RW, DVD+R, DVD+R DL, DVD+RW DL, DVD-R, DVD-R DL, DVD-ROM, DVD-RW DL