PiPO S3 - Manual (Page 13)

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Tab the video you would like to play. Tab the screen to show the video tool
bar. You can play back, fast forward, pause your video here. You can also
add bookmark for your video, adjust brightness, or set screen ratio here. Here
is the toolbar:
With the Wi-Fi on, you are also able to view an on-line video.
6.2.1 HDMI output
a. Tap 'Video player' or other video players and play a required movie.
b. Adjust your TV set and select “HDMI” output
c. Connect the tablet to your TV via HDMI cable, and wait for a few
seconds for your TV set to receive signal.
When HDMI output function is used, the screen of the tablet goes dark.
Touch any point of the dark screen, on your TV screen will appear 'Vol+/Vol+',
'Play', 'Pause'... To have required volume, proportion, brightness, etc., you may
adjust before connecting the tablet to TV.
6.3 Gallery
You can view, show off, and even edit your digital pictures on the tablet’s full
color, high-resolution display. After loading your media, tap Gallery to
display your pictures: