Plantronics DuoSet H141N-AA
Convertable Headset
Over the Head / Over the Ear
Optional Behind the Neck Attachment
With Noise Cancellation
for Aastra IP Phones

Plantronics DuoSet H141-AA
Convertable Headset
Over the Head / Behind the Ear
Optional Behind the Neck Attachment
for Aastra IP Phones

Plantronics DuoSet H171-AA
Convertible Headset
Over the Head / Over the Ear
Optional Behind the Neck Attachment
for Aastra IP Phones

Plantronics DuoPro H171N-AA
Convertable Headset
Over the Head / Over the Ear
Optional Behind the Neck Attachment
With Noise Cancellation
for Aastra IP Phones

Plantronics H81-AA
Lightweight Earbud + Voice Tube Headset
for Aastra IP Phones

Plantronics H81-AA
Lightweight Earbud + Voice Tube Headset
Includes Noise Cancellation
for Aastra IP Phones

Plantronics H91-AA Headset
 Monaural / Single Ear - Voice Tube
For Aastra IP Phones

Plantronics H91-AA Headset
 Monaural / Single Ear
Includes Noise Cacellation
For Aastra IP Phones