Plantronics Make the Most of Every Minute, in Your Hands-Free Home Office
Flash Button transfers calls or accesses call waiting.
Telephone Mute Button turns microphone on or off so you can have a private conversation "off-line" while the caller remains "on-line."
On/Off Button lets you make or answer calls.
Volume Control adjusts your listening level.
Redial Button accesses last called number.
Tone/Pulse Switch selects dialing mode.
12-Button Keypad for making calls.