![Philosophy of everything: "Bose QuietComfort 15 / 25 / QC35 / QC45" vs "Sennheiser MM 550-X TRAVEL" (noise cancellation headphones) Philosophy of everything: "Bose QuietComfort 15 / 25 / QC35 / QC45" vs "Sennheiser MM 550-X TRAVEL" (noise cancellation headphones)](https://2.bp.blogspot.com/-X5fHWgTqjlo/VndaETfldAI/AAAAAAAAozU/Ox20VEFKCTc/s1600/Casti_Bose_Sennheiser_IMG_20151218_151652.jpg)
Philosophy of everything: "Bose QuietComfort 15 / 25 / QC35 / QC45" vs "Sennheiser MM 550-X TRAVEL" (noise cancellation headphones)
![Amazon.com: Bose QuietComfort 25 Acoustic Noise Cancelling Headphones for Apple devices - Black, Wired : Electronics Amazon.com: Bose QuietComfort 25 Acoustic Noise Cancelling Headphones for Apple devices - Black, Wired : Electronics](https://m.media-amazon.com/images/I/61nYfyQJk+L._AC_SY355_.jpg)
Amazon.com: Bose QuietComfort 25 Acoustic Noise Cancelling Headphones for Apple devices - Black, Wired : Electronics
![Replacement Earpads for Bose QuietComfort QC 15 25 35 Premium Ear Pads QC15 QC25 QC35 AE2 & SoundLink, Memory Foam, Soft & Long Lasting by Brainwavz : Electronics Replacement Earpads for Bose QuietComfort QC 15 25 35 Premium Ear Pads QC15 QC25 QC35 AE2 & SoundLink, Memory Foam, Soft & Long Lasting by Brainwavz : Electronics](https://m.media-amazon.com/images/S/aplus-media/sc/8a71e306-d6d9-4bb2-a1a3-791c5cadc5cf.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Replacement Earpads for Bose QuietComfort QC 15 25 35 Premium Ear Pads QC15 QC25 QC35 AE2 & SoundLink, Memory Foam, Soft & Long Lasting by Brainwavz : Electronics
![Amazon.com: Geekria QuickFit Audio Cable with Mic Compatible with Bose QC 45, QC 35 Series II, QC 25, 700 ANC Cable, 2.5mm Aux Replacement Stereo Cord with Inline Microphone and Volume Control ( Amazon.com: Geekria QuickFit Audio Cable with Mic Compatible with Bose QC 45, QC 35 Series II, QC 25, 700 ANC Cable, 2.5mm Aux Replacement Stereo Cord with Inline Microphone and Volume Control (](https://m.media-amazon.com/images/I/61ULPMBNd1L._AC_SX425_.jpg)