Welcome to our store！</br> 1、4 IN 1 OUT: 4 in 1 out HD Multimedia Interface switcher supports 4 HD Multimedia Interface input sources to a single HD TV or monitor, supporting 1080p at 60Hz HD resolution. 2、FUNCTION: Enables the projector (or monitor) to display multiple HD Multimedia Interface screens, computer screens, or display multiple video images (such as cameras, DVD players, etc.) simultaneously. 3、SOUND OUTPUT SUPPORT: 4X1 HD Multimedia Interface multi viewer presents a detailed picture with colorful picture quality. Excellent sound output supports PCM2,5.1, for Dolby 5.1, DTS5.1. 4、TWO CONTROL MODES: 4X1 HD Multimedia Interface multi switcher is equipped with two control modes: infrared remote control and panel button control, making it easy to switch operations. 5、MULTIPLE SWITCHING MODES: 4 screens are displayed simultaneously, 1 main screen and 3 auxiliary screens are displayed. Double screen display. Single screen full screen display. High speed screen switching, no delay. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: 4X1 HD Multimedia Interface Multi Switcher Material: Metal Model: G141BM Input: 4 x HD Multimedia Interface Output: 1 x HD Multimedia Interface Sound&nbsp;Output: PCM2,5.1, For Dolby 5.1, DTS5.1 Bandwidth: 2.25Gbps Input Resolution: 480i60Hz,480p60Hz,576i50Hz,576p50Hz,720p50/60Hz,1080i50/60Hz,1080p24/25/30/50/60Hz Output Resolution: 1080P At 60Hz Product Size: Approx. 180x79.5x20mm / 7.1x3.1x0.8in Remote Control Battery: 1 x CR2025 (Not Included) Voltage: 100-240V <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x 4X1&nbsp;HD&nbsp;Multimedia&nbsp;Interface&nbsp;Multi&nbsp;Switcher1 x Power Adapter 1 x Remote Control 1 x Instruction Manual Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>