1. This Blu-ray DVD Players can play blue ray disc of A/1 region and non-blue ray DVDs from region( 1~6 ), 4K Discs are not supported.
Note: You need to select the desired content firstly before starting playing the Japan CPRM DVDs like playing the files in USB stick. The Player won't play the CPRM DVDs automatically.
2. Blu-Ray discs belongs to high resolution, so only HDMI can support it, RCA doesn't support it
3. If there is no DVD picture on your TV, ensure the HDMI/RCA cables are connected correctly and select the correct input channel on your TV.
4. If your TV only shows black & white screen, try to adjust PAL/NTSC/AUTO setting in the system.
5. Battery is not included in the original package, you need to prepare for 2*AAA batteries to make the remote control work.
6. There is no battery inside the WONNIE Blu-ray home player, so it has to be used with power supply.