Replacement Handset for Mitel 5300 Series Phones. Our handsets are tested to ensure that they consistently meet original Mitel Style specifications. The handsets have a noise reduction feature (noise reducing-not noise canceling), are hearing aid compatible and meet static voltage testing. The colors of our handsets are matched to Mitel most recent handset colors. These handsets are brand new (not refurbished), new guts, new plastic...new everything. The handsets are designed to work on the systems listed, but they may function on other systems not listed. These handsets come with a 1-year limited warranty. If used on other systems, warranty is void, and use at your own risk. Compatible with 5304, 5312, 5320, 5320e, 5324, 5330, 5330e, 5340, 5340e, 5360, 8528, and 8568. Our curly/Handset cords are manufactured with high quality, 50-micron gold connectors for maximum conductivity and corrosion resistance. They are UL approved and listed, RoHS compliant and meets FCC Part 68 requirements. The cords have a flat flame retardant PVC Jacket and stranded tinsel ribbon conductor. The colors are matched to most recent specs. The curly/handset cords are certified and tested Lead Free, Mercury Free, Cadmium Free, Hexavalent Chromium Free, PBB Free and PBDE Free! The length of our cords is measured from end to end, before curling. The 9-foot cord is about 14 inches in length after curling (not stretched).