Sennheiser Wireless closed around ear headphone with adaptive noise cancelling, Bluetooth/NFC wireless pairing, and touch control, Features five different sound modes with customization through the Captune App,506514
Product review: Sennheiser PXC 550 II Headphones - Richer Sounds Blog | Richer Sounds Blog
Sennheiser PXC 550 Over-Ear Wireless Bluetooth Headphones - Black for sale online | eBay
Test du casque audio Sennheiser PXC 550 Wireless - jcsatanas.fr
Sennheiser PXC 550-II vs. Sennheiser HD 450BT - SoundGuys
Sennheiser PXC 550-II Wireless Headphone- Black – ScienceHappy
Sennheiser PXC 550-II review: Great sound and ANC - SoundGuys
Sennheiser PXC 550-II Wireless Headphone- Black – ScienceHappy
Product review: Sennheiser PXC 550 II Headphones - Richer Sounds Blog | Richer Sounds Blog
Hushed tones: six of the best noise-cancelling headphones | Headphones | The Guardian
Amazon.com: SENNHEISER PXC 550-II Wireless NoiseGard Adaptive Noise Cancelling, Bluetooth Headphone with Touch Sensitive Control and 30-Hour Battery Life, Black : Electronics
Product review: Sennheiser PXC 550 II Headphones - Richer Sounds Blog | Richer Sounds Blog
Amazon.com: SENNHEISER PXC 550-II Wireless NoiseGard Adaptive Noise Cancelling, Bluetooth Headphone with Touch Sensitive Control and 30-Hour Battery Life, Black : Electronics
Amazon.com: SENNHEISER PXC 550-II Wireless NoiseGard Adaptive Noise Cancelling, Bluetooth Headphone with Touch Sensitive Control and 30-Hour Battery Life, Black : Electronics