①Cross-compatibility; both TV headphone setups have transmitters with 2 selectable channels; can also be connected to one transmitter or docking station simultaneously; ideal for watching 2 or more TVs.②Independent volume control; each wireless TV headset is equipped with an independent volume control button; adjust the volume at any time without affecting other headsets connected to the same transmitting device.③Easy charging and long playtime; both pairs of TV headphones have a built-in 600mAh battery; can be used for at least 8 hours of battery life; equipped with a USB port that can be charged independently.④Perfectly synchronized and lag-free; latency as low as 40ms for the wireless TV headphones; delivering a highly synchronized visual and audio experience over a range of up to 100ft/30m.⑤Universal compatibility; Both wireless TV headphones are universally compatible with all TVs on the market that have optical/aux/RCA audio output ports.
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