Q: What is the Plantronics HL10 Handset Lifter? A: The HL10 Handset Lifter accessory is designed to automatically lift most standard telephone handsets off the cradle when activated by your Plantronics wireless unit. Auto pickup of a ringing line needs to be supported by your phone for this function to work. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website