Duopro headset. Best in class. Can be converted from over-the-head to over-the-ear. Speaker pad balances off the ear for clear sound without pressure. Anti-twist microphone boom ensures perfect microphone placement each and every time. Quick Disconnect function allows you to leave your desk without removing your headset or disconnecting the caller. Requires amplifier (M12) or adapter (P10).

Mirage over-the-ear headset. This ultra-light receiver rotates to fit comfortably over the outside of either ear without the need for a headband or earbud. Quick Disconnect function allows you to leave your desk without removing the headset or disconnecting the caller. Requires amplifier (M12) or adapter (P10).

Encore headset. Lightweight over-the-head adjustable headband with one earpiece. Can adjust bass and treble. Quick Disconnect function allows you to leave your desk without removing your headset or disconnecting the caller. Requires amplifier (M12) or adapter (P10).

Tristar over-the-ear headset. Fits comfortably over the outside of either ear without the need for a headband. Offers 4 user selectable earbud sizes. Quick Disconnect function allows you to leave your desk without removing the headset or disconnecting the caller. Requires amplifier (M12) or adapter (P10).

Supraplus headset. Lightweight over-the-head adjustable headband with one cushioned earpiece. Quick Disconnect function allows you to leave your desk without removing your headset or disconnecting the caller. Requires amplifier (M12) or adapter (P10).

Amplifier for Plantronics headsets. Provides near universal compatibility with single-line and multi-line telephones. Inclides ergonomically designed volume, headset/handset and mute controls. Quick Disconnect allows movement away from phone without removing headset or disconnecting call. Includes 10' coil cable. Requires 2 AA batteries.