Plantronics 26716-01 cable is the bottom coiled cable that plugs between the Plantronics H-series headset and Plantronics M12, M22, M10, or MX10 amplifiers. The 26716-01 is also used as a direct connect solution when you plug any Plantronics H-series headset into a Cisco VoiP telephone. When used with the Cisco telephone, no amplifier is used. Features: - Brand compatibility: POLY - Cable length: 3.048 - Compatibility: EncorePro 500 series/EncorePro 700 series - Illumination: No - Product colour: Black - Product type: Cable Packaging content: - Quantity: 1 Ports & interfaces: - Connector 1: M22 - Connector 2: QD Technical details: - General Product Safety Regulation (GPSR) URL: https://kaas.hpcloud.hp**/pdf-public/pdf_11069394_en-US-1.pdf - Pallet gross weight: 357000 Vendor information: - Brand Name: Poly - Warranty: 2 - Product.Details.Specifications.Level1: Server, Computer & Printer Parts - Product.Details.Specifications.Level2: Servers & Computers - Product.Details.Specifications.Level3: Headsets & Microphones - Product.Details.Specifications.Level4: Headphone & Headset Accessories