[Tweet “HP M880z+ earns 4 stars!”] About DataMaster Labs The only truly independent lab in the world – no revenue derived from testing – is in Brittany, Celtic France.  DataMaster Labs’ results and analysis gets published on Printer-Benchmark.com. Full real-world productivity tests, print quality and other evaluations – all available, and all summarized in a … Continue reading HP M880z+ earns 4 stars!