I Don’t Hear a Notification Tone in My Headset with My HL10 Handset Lifter Remote ring detection provides a low tone *triple beep in your wireless headset when you receive an incoming call. This feature requires a handset lifter accessory, such as the Plantronics HL10 or an EHS cable. If you do have a handset lifter but do not hear the remote ring detection, please check the following: Check … Continued