![Sennheiser MB 660 UC - Dual-Ear Headset with Noise-Canceling Microphone - Includes USB Bluetooth Dongle | Headphone Reviews and Discussion - Head-Fi.org Sennheiser MB 660 UC - Dual-Ear Headset with Noise-Canceling Microphone - Includes USB Bluetooth Dongle | Headphone Reviews and Discussion - Head-Fi.org](https://static.wixstatic.com/media/6c7c46_da69a499ef9d499cbae8ef3411c33fc2~mv2_d_5000_3780_s_4_2.jpg/v1/fill/w_930,h_703,al_c,q_85,usm_0.66_1.00_0.01/6c7c46_da69a499ef9d499cbae8ef3411c33fc2~mv2_d_5000_3780_s_4_2.jpg)
Sennheiser MB 660 UC - Dual-Ear Headset with Noise-Canceling Microphone - Includes USB Bluetooth Dongle | Headphone Reviews and Discussion - Head-Fi.org
![Amazon.com: Sennheiser MB 660 UC (507092) - Dual-Connectivity, Wireless, Bluetooth, Foldable, Adaptive ANC Over-Ear Headset | For Desk/Mobile Phone & Softphone/PC Connection | UC Platform Compatibility (Black) : Electronics Amazon.com: Sennheiser MB 660 UC (507092) - Dual-Connectivity, Wireless, Bluetooth, Foldable, Adaptive ANC Over-Ear Headset | For Desk/Mobile Phone & Softphone/PC Connection | UC Platform Compatibility (Black) : Electronics](https://m.media-amazon.com/images/S/aplus-media/vc/aa275c51-f880-4e21-ae90-7b9ad0777f69._CR0,0,4850,1500_PT0_SX970__.jpg)
Amazon.com: Sennheiser MB 660 UC (507092) - Dual-Connectivity, Wireless, Bluetooth, Foldable, Adaptive ANC Over-Ear Headset | For Desk/Mobile Phone & Softphone/PC Connection | UC Platform Compatibility (Black) : Electronics
![Sennheiser Wireless MB 660 headset (certified for Microsoft) | VideoCentric | Gold UK Partner | UK's Expert Video Conferencing Integrator Sennheiser Wireless MB 660 headset (certified for Microsoft) | VideoCentric | Gold UK Partner | UK's Expert Video Conferencing Integrator](http://www.videocentric.co.uk/wp-content/uploads/sennheiser-mb-660-wireless-bluetooth-headset-2.jpg)