Amazon.com: MAGNUM MAGN-ME-RSA / Remote Switch Adapter, MFG# ME-RSA, Is a pigtail adapter designed to provide a simple on/off remote switch. Used with a SPSTswitch. Compatible with ME, MS and MSH-M Series. :
Jabra Business 14201-36 Alcatel MSH Adapter for sale online | eBay
IKN608] iKON Bluetooth Crius MultiWii adapter cable 210mm