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Important parameters -
after-sale service
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Screen size: 75 inches resolving power: 4K(3840*2160) Panel type: No data temporarily Response time: No data temporarily HDMI interface: 1×HDMI2.0 USB media play: No data temporarily Recommended viewing distance: 4-5m Operating system: No data temporarily
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Warranty policy: National joint insurance, enjoying three guarantees service; The warranty period is 1 year -
Customer service telephone: 400-611-1111