The acoustic power emissions is 6B(A) when the 123.hp.com/envy7640 printing speed is 6 papers per minute. The storage humidity ranges from 10 to 90% relative humidity at a non-condensing state. The environmental specifications saves up to 50% of paper when using automatic two-sided printing or duplex printing. Visit http://www.hp.com/recycle to know more information about the free and convenient cartridge recycling in 48 countries
HP offers product return and recycling programs all over the world in an increasing number to conserve resources by reselling some of its most popular products. Visit www.hp.com/hpinfo/globalcitizenship/environment/recycle/ to know more about the recycling programs in some of the larget electronic recycling centers throughout the world
Plastic and paper use
According to DIN 19309 and EN 12281:2002, this product is well suited for the recycled paper use. According to the international standards which enhance the ability to discover the plastics for recycling purposes at the end of product life with plastic parts over 25 grams.
This product creates no appreciable ozone gas
Material Safety datasheets
MSDS are formal documents which has SDS documents containing information such as material safety for physical, chemical and toxicological properties, regulatory information and suggestion for proper and safe handling of 123.hp.com/envy7640 printers. HP provides battery MSDS and to know more about the MSDS visit the site http://www.hp.com/go/msds
The Energy Star is the product which is designed to lower the power consumption of printer and to conserve the natural resources without decreasing the performance of the product. It is structured in a way that it reduces the power consumption of a product both during the operation and when the device is inactive. The 123.hp.com/envy7640 printer qualifies for Energy Star, as it is a voluntary program established to encourage the development of energy- efficient products. Energy Star is a US registered service mark of the US E.P.A as an ENERGY STAR partner. Visit the website