ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Epson WorkForce 40, Color, 5760 x 1440 DPI, 4, A4, 38 ppm, Network ready Epson WorkForce 40. Color, Number of print cartridges: 4. Maximum resolution: 5760 x 1440 DPI. Maximum ISO A-series paper size: A4. Print speed (black, normal quality, A4/US Letter): 38 ppm. Network ready. Wi-Fi https://www.infoworld.com/article/2626744/top-5-inkjet-printers.html The Epson WorkForce 40's extreme print speeds are impressive. But for its small-office audience, the expensive ink, disappointing print quality, and design hassles make it a dubious choice. http://www.electronicsme.com/product_review.php?pid=4339 The Epson WorkForce 40 inkjet printer is Epson's latest edition to their excellent WorkForce line of office products aimed at the small and home office market. Boasting up to 38ppm output, the WorkForce 40 features both wired (Ethernet) and wireless (W... If you're in the market for a shared home or small office document printer, the WorkForce 40 makes an excellent choice. It has the speed to keep up with the demands of most small office environments, yet is available at a very reasonable price. The hig... https://www.pcworld.com/article/161918/epson_workforce_40.html Aimed at small-office users, the Epson WorkForce 40 color inkjet printer gets two things right: It achieves impressive speeds (at least, it did in some of our tests) and its inexpensive to purchase. Unfortunately it gets many other things wrong--it pr... Very fast text speed, Connectivity includes WiFi and ethernet, Subpar print quality, Expensive inks http://www.notebookreview.com/printerreview/epson-workforce-40-review/ We know that not everyone is looking for a do-it-all printer. Some homes simply need a compact, reliable printer for everyday jobs that doesn’t cost several hundred dollars.We decided to test the single function WorkForce 40 to see if you can get qua... Light weight, compact, Easy to set up, simple to use, Good features for a single function printer, Build quality a bit flimsy, Paper jams, half prints The Epson WorkForce 40 has some good things going for it considering it is a $100 single function machine – Wi-Fi, manual duplexing, color controls - and I do expect some of the problems such as flimsier build quality and slower print speeds with the r...