POLY Blackwire 3215 3.5mm Top. Product type: Headset. Connectivity technology: Wired. Recommended usage: Calls/Music. Headphone frequency: 20 - 20000 Hz. Weight: 2.26 oz (64 g). Product color: BlackPoly Blackwire 3215 3.5mm Top 85R05AASKU: 197497572988€29.97PriceOut of StockWarranty24Brand NameHP PolyPart Number85R05AA