Table 1-3. Comparison of HP LaserJet 4000 Series Printers HP LaserJet 4000 HP LaserJet 4000 T HP LaserJet 4000 N HP LaserJet 4000 TN Ethernet 10-T/ 10-2 LocalTalk optional optional standard standard Max. # Input Bins 3 4 3 4 Standard RAM 4 MB internal 4 MB internal 8 MB internal 8 MB internal 250-Sheet Tray not available 2 standard not available 2 standard 500-Sheet Tray standard not available standard not available 500-Sheet Universal Tray optional optional optional optional > 1 GB EIO Drive optional optional optional optional Envelope Feeder optional optional optional optional Duplexer optional optional optional optional 1-6 Printer Description