EB-992F EB-982W EB-W49 EB-FH52 EB-W52 EB-W51 EB-FH06 EB-W06 Mic port ✓ ✓ - - - - - - Monitor Out port ✓ ✓ ✓ - - - - - Audio Out port ✓ ✓ ✓ - - - - - RS-232C port ✓ ✓ ✓ - - - - - Lens cover ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Horizontal keystone slider ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Zoom ring ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Document camera (optional) ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Beep (Power on/Power off) ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Date & Time setting ✓ - - ✓ - - - - Schedule Settings ✓ - - ✓ - - - - Auto V-Keystone ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ PC Free ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Power Consumption (3 levels) ✓ ✓ ✓ - - - - - Power Consumption (2 levels) - - - ✓ ✓ ✓ ✓ ✓ Batch Setup (USB flash drive） ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Batch Setup (USB cable） ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ User's Logo Protection ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Network Protection ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Schedule Protection ✓ - - ✓ - - - - Screen Mirroring Protection ✓ - - ✓ - - - - Epson iProjection ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Epson Projector Management ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓