Requirements:
- laser printer that works with non-proprietary toners
- USB plug & play on all major operating systems
- Network printing via WiFi and ethernet
- No 2GB bloatware installation required, i dont want your shitty photo management software, just give me the driver
- Replaceable parts
BR/Script (their PostScript emulation)
ethernet
duplex
And you will be fairly happy. If any of those are missing, you're buying an inferior line.