Brother MFC J4540DW Professional 4 in 1 Colour Inkjet Home Printer Internal memory___512 MB The dual microphones allow for The dual microphones allow for active noise cancellation as well as enabling Alert Mode and Conversation Mode so you hear your surroundings while being immersed in any realities without the need of taking off the headset more stable Internet connection and faster data transfers LLMNR responder Scan Recommended duty cycle 250 2000 pages per month Maximum duty cycle 30000 pages per month Input & output capacity Auto document feeder (ADF) input capacity 20 sheets Auto document feeder (ADF) Yes Multi Purpose tray Yes Paper tray 2 input capacity 250 sheets Paper tray 1 input capacity 150 sheets Total output capacity 100 sheets Total input capacity 400 sheets Total number of input trays 2 Paper handling Duplex media weight 64 105 g m² Auto Document Feeder (ADF) media weight 64 90 g m² Multi Purpose Tray media weight 64 300 g m² Paper tray media weight 64 220 g m² Photo paper sizes 9x13