PSB M4U 9
The PSB M4U 9 offer good sound and wireless performance, but fall short elsewhere. The build quality is creaky, the battery life is awful, and the ANC is no match for the best at their price point. You can get better quality and value elsewhere. Pros Energetic, clear sound Strong wireless performance Cons Underwhelming noise-cancelling Creaky build quality Poor battery life Expensive for the calibre of performance Key Features Bluetooth AAC and aptX Adaptive Bluetooth connection Battery life Up to 25 hours of battery life in its Active mode PSB RoomFeel Helps to improve detail and produce better stereo imaging Introduction Canadian audio company PSB is best known for its hi-fi speakers but also lends its knowledge to headphones, with the PSB M4U 9 currently its flagship and most expensive pair. In terms of specs, there’s not a big difference between it and the M4U 8 MkII so you may be wondering what exactly you get for handing over more money, b...