The Panasonic DP-UB9000 region free 4K Ultra-HD Blu-ray Disc Player combines high quality images with enhanced networking functions. Continuing its commitment to producing products that stress ease of use. This hardware modified UB9000 is guaranteed to play 4K UltraHD Blu-ray discs, DVDs and Blu Rays from all region around the world. Our hardware modified Panasonic DP-UB9000 4K Blu-ray disc Player plays Blu-rays from all zones: A, B or C & DVDs from any region including 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 and from any system including PAL or NTSC out of the box. The Panasonic DP-UB9000P-K Ultra HD Blu-ray player is equipped with dual USB ports for connection of a USB storage device - up to 4TB. There is a USB-A 2.0 (5V/500mA) port located on the front-panel for connection of a USB thumbdrive, as well as a USB-A 3.0 (5V/900mA) port located on the rear-panel for for connecting a USB hard disk drive (HDD). The player supports playback of a variety of video (including 4K), photo, and music (including hi-res) files stored on a USB device. Balanced (XLR) & Unbalanced (RCA) Outputs: The DP-UB900P-K is outfitted with a 7.1ch unbalanced RCA analog audio output that lets you connect to an AV receiver, preamplifier, or processor with a corresponding 7.1ch RCA analog audio input. The "Front" RCA outputs of the 7.1ch analog audio output can also be used for a 2-channel connection to a stereo receiver. In addition, there is a balanced XLR 2ch output for connection of high-quality stereo receivers and integrated amplifiers. A Balanced XLR connection provides better audio quality with less noise. Optical & Coaxial Digital Outputs: The Ultra HD Blu-ray player is equipped with a optical (toslink) digital output and coaxial (RCA) digital output. Both digital outputs support Dolby Digital, DTS, & PCM (2ch to 5.1ch) audio signals with a sampling frequency of 48, 96, or 192kHz.