• M18 Amplifier Refurbished
• Designed for universal compatibility and easy set up!
• Compatible with most multi and single line phones
• Handset/Headset on line indicator
• Mute button with indicator
• Receive volume control wheel
• Easy access transmit control
• Built in training port
• Headset compatibility switch for use with any Smith corona, GN Netcom or Plantronics headsets
• Use AA batteries
• 25-month repair warranty

User Guide