Amazon.com: Sennheiser HD 4.50 BTNC Bluetooth Wireless Headphones with Active Noise Cancellation, Black and Silver (Discontinued by Manufacturer) : Electronics
Sennheiser MOMENTUM Wireless Noise Canceling Over-the-Ear Headphones Sandy White M3AEBTXL SANDY WHITE - Best Buy
Sennheiser HD 458BT Wireless Noise Cancelling Headphones (HD 458BT Exclusive) Black/Red HD 458BT - Best Buy
Sennheiser Momentum 4 Wireless Adaptive Noise-Canceling Over-The-Ear Headphones Black M4AEBT Black - Best Buy
Sennheiser PXC 550 Wireless review: A full-size Bluetooth headphone with active noise canceling that rivals Bose QC35 - CNET
Sennheiser Momentum 3 Wireless Noise Cancelling Headphones with Alexa, Auto On/Off, Smart Pause Functionality and Smart Control App, Black - Walmart.com
Sennheiser SC 60 USB ML Headset – Conference Microphones
Sennheiser Noise Canceling Headphones: PXC 550 Wireless; HD 4.5 BTNC; HD1 Wireless; and HD1 On-Ear Wireless | Stereophile.com
Amazon.com: HD 458BT - Certified Refurbished : Electronics
Amazon.com: Sennheiser PC 3.2 Chat - Lightweight Stereo Headset With Adjustable Noise-Cancelling Microphone - for Internet Telephony and E-Learners - PC Connectivity- Great for Gaming, Work, & Study,Black : Video Games