Electronic hook switch cable for remote desk phone call control answerend this cable eliminates the need for a hl10 handset lifter this cable works with avaya desk phones and may work with additional manufacturers the apv 63 ehs cable replaces the apv 62 cable and features compatibility with the plantronics on line indicator accessory works with the following products savi 7000 series headsets cs500 series headsets mda200 savi office headsets