Note: 1. Signal source output MUST be set to 480i/576i CVBS/AV output. 2. Set the connected HDMI port as the input signal for your display screen(HDTV, monitor, projector ect). 3. Check the resolution of your display screen. If it can not support 1920 x 1080P, please set the switch button on the converter to 720P. EASYCEL RCA to HDMI converter converts RCA (AV, composite, CVBS) signals into HDMI signals so you can watch your video on a modern TV with HDMI ports. Making video come alive, delivering the sharpest, most realistic HD visuals available. Provide you a fantastic home theater experience. Specifications: 1. Input ports: 1 x RCA(Yellow, White, Red) 2. Output ports: 1 x HDMI 3. Dimensions (mm): 70(D) x 70(W) x 22(H) 4. Weight: 50g 5. Power: Micro USB Port Package content: 1 x EASYCEL Composite to HDMI Converter 1 x Micro USB Cable(Power plug not included) 1 x User Manual 1 x HDMI cable 1 x RCA cable Warranty: EASYCEL AV to HDMI Converter, one-year warranty.