Special order item. Call for availability. 

This is the Plantronics SDR-2301-1 headset. The Circumaural headset delivers clear communication in high noise environments with a dynamic-micrphone for critical mission enviornments.  The dynamic microphone will reduce nearly 75% of the unwanted background noise. 

Key Features:

• Over the head noise canceling, Dual Ear Circumnaural Headset style for extreme, harsh environments.
• 22dB noise reduction for the ear cups
• 20dB noise reduction for the microphone
• The cables feature robust polyurethane (PU) jacketing material. They are resistant to UV, oil and solvents. They remain flexible over a wide range of temperature extremes.
• Not compatible with traditional Plantronics amplifiers or bottom cables (i.e. M22, QD cables, etc)
• Special built-to-order headset, call for availability. Typically 12 week lead time.
• Soft cushion headband.
• 30" Straight cord to Quick Disconnect (4-pin)
• Clothing clip & flexible boom mic. with replaceable windscreen.
• Perfect for large  noisy call centers, factories, airports or any environment with harsh background noise and critical mission applications.
• One year warranty
• Special order item, all sales final
• also know as SHR 2301-01

Old Poly part # 92301-01

New HP part # 8K794AA#AC3

For more details. see Plantronics SHR2083 datasheet, SHR2083 user guide, and Plantronics SHR2083-01 spec sheet

Important Note: This headset requires the Plantronics M22 Vista amplifier or bottom cable between the headset and the telephone. call for assistance.

Optional Accessories for the Plantronics SHR2301-01:

Plantronics Extension Cable 10ft

Plantronics Y Training Cord, cable splitter with Mute

Plantronics In-Line Mute Switch

Plantronics M22 Vista Amplifier w/ ClearLine Audio

Plantronics Ear Cushions for SHR2301

*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 will replace it for you under warranty