(1) Plantronics SHS1897-15 6-wire Push-to-Talk Amplifier Plantronics SHS1897-15 15-feet 6-wire Push-to-Talk Amplifier for 911 Emergency Dispatch Plantronics SHS1897-15 is a Push-to-Talk headset adapter with Canadian wiring for use with many 6-wire applications. SHS 1897-15 amplifiers offer radio and telephone communication for HH Canadian Controller applications. 6-wire (Canadian Wiring) for HH Canadian Controller and dispatch operations PTT switch with selectable locking or momentary operation Connects to any Plantronics Call Center headsets (H-series) - sold separately Quick disconnect headset cord allows you to walk away from the phone without removing the headset Buyer is responsible for paying any governmental taxes imposed on your purchases, including, but not limited to, sales,.
