search PN Plantronics A10-12 Phone Cable Adapter NEW ITEM FREE SHIPPING Processing packing takes 1-2 Business days prior to ship. Product Info The Plantronics H-series of headsets is a versatile and broad line of items. The PL-66267-01 is a Plantronics adapter cable that is designed for use with the H-series of items. Easily connect a Plantronics H-series headset to most headset-ready phones via the headset port with the A10 cable. Specifications Assembled Width (in.) 2 in Assembled Height (in.