A20: Plantronics under the telephone Modular Adapter/Amplifier and accessory stand.

• Adjustable accessory deck
• Audible and visual cues for easy adjustment
• Auto configuration
• Connects to most single or multi-line phones
• Cord management
• Mute Key
• Quick disconnect headset cord allows you to walk away from the phone without removing the headset
• Receive and transmit volume control
• Six foot corded on-line indicator
• Tone control
• Variable placement headset stand

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