To directly connect your headset to specific Avaya IP phones, including the following models: 2410, 2420, 4406, 4412, 4424, 4406D+, 4412D+, 4424D+, 4424LD+, 4610SW, 4620, 4620SW, 4621SW, 5410, 5420, 5610, 5620, 6416D+M, 6424D+M, 9404, and 9408. The Quick Disconnect (QD) capability allows the headset to detach without losing the call. Features: - Brand compatibility: Plantronics - Compatibility: Plantronics 2410, 2420, 4406, 4412, 4424, 4406D+, 4412D+, 4424D+, 4424LD+, 4610SW, 4620, 4620SW, 4621SW, 5410, 5420, 5610, 5620, 6416D+M, 6424D+M, 9404, 9408 - Connector 1 gender: Male - Connector 2 gender: Male - Product colour: Black Logistics data: - Master (outer) cases per pallet layer: 6 Packaging content: - Quantity: 1 Ports & interfaces: - Connector 2: RJ-9 Technical details: - General Product Safety Regulation (GPSR) URL: https://kaas.hpcloud.hp**/pdf-public/pdf_11069394_en-US-1.pdf - Pallet gross weight: 209830 Vendor information: - Brand Name: Poly - Warranty: 1 - Product.Details.Specifications.Level1: Consumer Electronics - Product.Details.Specifications.Level2: Sound & Vision - Product.Details.Specifications.Level3: Headsets & Headphones - Product.Details.Specifications.Level4: Headphone & Headset Accessories