Poly API-28 3.5mm Electronic Hook Switch for iPhone and CS500 Series Processor family_Intel Xeon E5 and adjusts to accommodate 10

and adjusts to accommodate 10 Mbps or 100 Mbps Ethernet devices

or choose the extended battery for 14 hours of power — ideal for long or double shifts

5 mouse buttons

including USB-C

Poly API-28 3.5mm Electronic Hook Switch for iPhone and CS500 Series Processor family_Intel Xeon E5 and adjusts to accommodate 10Poly API 28 3. 5mm Electronic Hook Switch for iPhone and CS500 Series The Poly API 28 is a 3. 5 mm electronic hook switch cable designed to connect a compatible Poly CS500 or CS500 XD wireless headset system to selected Apple iPhones. It routes call audio through the wireless headset system and allows supported incoming calls to be answered from the headsets call control button. This is a legacy accessory intended for older iPhones equipped with a