• This is the bottom cable that connects Plantronics H-series Headsets to these specific Aastra/Siemens phones:
• Aastra 5370, 5370IP, 5380, 5380IP, 6771, 6773, 6773IP, 6775, 6775IP, 7434IP, 7446IP
• Siemens OpenStage 40/60/80
• Key Features:
• 10' coiled
• Do not order this cable if you don't have any of the phone listed
• part# 38340-01