RCA RPJ275 Native 1080P with 4K COMPATIBLE PROJECTOR Compatible with TV Stick, HDMI, USB, Micro SD, 3.5mm Earphone with build it speaker. SUPPORT COMPATIBLE 4K VIA AMONG HDMI /USB/ MICRO SD INPUTS. NOISE LEVEL: 35~37DB BE ABLE TO PLAY 4K VIDEO FILE VIA HDMI/ SD/ USB INPUT.
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