Headphone; Optical - Polaroid 7000 Series User Manual

HEADPHONE

USB
Connection of intelligent external equipment for data transmission,
at present, the market has been specially designed for portable TV
K song make the microphone can connect the headphone jack.
Like a violent wind song's wireless microphones, just connect it to
TV headphone jack, and acoustics, can enjoy karaoke.

OPTICAL

HDMI1(ARC)
In the back of audio-visual equipment, there are Optical
identification.Light audio interface of image not only, and the audio
has absolute optimization function.But using is not very convenient,
a lot of equipment cannot be used directly, need to transform.
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HEADPHONE