컴퓨터4대 usb연결 수동선택기 4:2 셀렉터
<img src='https://ai.esmplus.com/wlsrudsy/IMAGE/%EC%83%81%ED%8E%98%20%EC%83%81%EB%8B%A8%EC%9D%B4%EB%AF%B8%EC%A7%80.png' /><CENTER><img src="https://comsmart.co.kr/productnew/sub23/DM421.jpg" alt="USB 2.0 선택기 2:4 수동 스위치"><img src='https://ai.esmplus.com/wlsrudsy/IMAGE/%EC%83%81%ED%8E%98%20%ED%95%98%EB%8B%A8%EC%9D%B4%EB%AF%B8%EC%A7%80.png' /><br/><br/><CENTER><br/><img src='https://ai.esmplus.com/wlsrudsy/%EA%B0%9C%EC%9D%B8%EC%A0%95%EB%B3%B4%EA%B3%A0%EC%A7%80.png' />