HDMI & DVI output support up to 4K resolution (3840 x 2160 @ 30 Hz); backwards compatible to 1080P and 720P. DC 3-24V Active Electronic Buzzer 95dB Piezo Alarm Sounder for Various Devices. 4-In-1: This Multiport Adapter convert your type-C port to 1x HDMI output, 1x VGA output, 1x DVI output and 1x USB 3.0 output.
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