*DISCONTINUED* by HP/Poly.  No longer available.

Plantronics SHS1892-10 is a Push-to-Talk headset adapter for use with 4-wire applications.  SHS1892-10 amplifiers offer radio and telephone communication for 911/emergency dispatch, air traffic control applications.

Key Features:

• 4-wire controller and dispatch operations
• PTT switch with selectable locking or momentary operation
• 10-foot coil cord
• Connects to any Plantornics Call Center headsets (H-series) - sold separately

*Important Note on Returns: Due to the manufactures policy, this is a special order item.  All Sales are FINAL.  It's not returnable, not refundable under any circumstance.  If it's defective, Plantronics/Poly will replace it for you under warranty

Old Poly part # 91892-10

New HP part # 8K6U0AA#AC3