![My new Bose Qc 35 II. I have tested both this and sony XM4 and gone with Qc35II.So much happy specially with 4.8.1 firmware. I wonder it is competing with 2020 XM4 My new Bose Qc 35 II. I have tested both this and sony XM4 and gone with Qc35II.So much happy specially with 4.8.1 firmware. I wonder it is competing with 2020 XM4](https://i.redd.it/duvazevrqee61.jpg)
My new Bose Qc 35 II. I have tested both this and sony XM4 and gone with Qc35II.So much happy specially with 4.8.1 firmware. I wonder it is competing with 2020 XM4
![Amazon.com: Bose QuietComfort 35 (Series I) Wireless Headphones, Noise Cancelling - Silver : Electronics Amazon.com: Bose QuietComfort 35 (Series I) Wireless Headphones, Noise Cancelling - Silver : Electronics](https://m.media-amazon.com/images/I/71W7VDwM7IL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Bose QuietComfort 35 (Series I) Wireless Headphones, Noise Cancelling - Silver : Electronics
![Bose QC Ultra vs QC vs QC35 II w/mic cable vs EPOS Impact 1061 | Call Quality Comparison Review - YouTube Bose QC Ultra vs QC vs QC35 II w/mic cable vs EPOS Impact 1061 | Call Quality Comparison Review - YouTube](https://i.ytimg.com/vi/p9I2vfXQhwE/hqdefault.jpg)
Bose QC Ultra vs QC vs QC35 II w/mic cable vs EPOS Impact 1061 | Call Quality Comparison Review - YouTube
![Downgrade your Bose QuietComfort 35 II from any version to 4.3.6, 4.1.3, 3.1.8, 3.1.7, 2.5.1, 2.2.1, 2.2.0, 2.1.3 or 2.0.1 : r/bose Downgrade your Bose QuietComfort 35 II from any version to 4.3.6, 4.1.3, 3.1.8, 3.1.7, 2.5.1, 2.2.1, 2.2.0, 2.1.3 or 2.0.1 : r/bose](https://preview.redd.it/iepygxkmk6q31.png?width=2838&format=png&auto=webp&s=cb2258be55bdcd1407295b16ae012a41a58ff128)
Downgrade your Bose QuietComfort 35 II from any version to 4.3.6, 4.1.3, 3.1.8, 3.1.7, 2.5.1, 2.2.1, 2.2.0, 2.1.3 or 2.0.1 : r/bose
![Bose QuietComfort 45 vs. Bose QuietComfort 35 II: Which Bose noise-cancelling headphones are better? | Laptop Mag Bose QuietComfort 45 vs. Bose QuietComfort 35 II: Which Bose noise-cancelling headphones are better? | Laptop Mag](https://cdn.mos.cms.futurecdn.net/Zk2MSnXDycKiRjPdTTS8mM.jpg)
Bose QuietComfort 45 vs. Bose QuietComfort 35 II: Which Bose noise-cancelling headphones are better? | Laptop Mag
![Original QC35 still on 2.5.5, should I upgrade? Did they fix the ANC problem with the new firmware? : r/bose Original QC35 still on 2.5.5, should I upgrade? Did they fix the ANC problem with the new firmware? : r/bose](https://preview.redd.it/vwol965dwm941.jpg?width=640&crop=smart&auto=webp&s=c6a33174981628b296b82fb8abc97684e67bc812)
Original QC35 still on 2.5.5, should I upgrade? Did they fix the ANC problem with the new firmware? : r/bose
![Amazon.com: Bose QuietComfort 35 II Noise Cancelling Bluetooth Headphones— Wireless, Over Ear Headphones with Built in Microphone and Alexa Voice Control, Silver : Electronics Amazon.com: Bose QuietComfort 35 II Noise Cancelling Bluetooth Headphones— Wireless, Over Ear Headphones with Built in Microphone and Alexa Voice Control, Silver : Electronics](https://m.media-amazon.com/images/I/31AAKO7muHL.jpg)