Beyerdynamic DT770 Pro Headphones
https://www.amazon.co.uk/Beyerdynamic-DT770-Pro-Headphones-Ohm/dp/B0016MNAAI
PSB M4U2 Noise Cancelling Headphones - Diamond Black
https://www.amazon.co.uk/PSB-M4U2-Noise-Cancelling-Headphones-Diamond-Black/dp/B007TTD7VO
https://www.amazon.co.uk/Beyerdynamic-DT770-Pro-Headphones-Ohm/dp/B0016MNAAI
PSB M4U2 Noise Cancelling Headphones - Diamond Black
https://www.amazon.co.uk/PSB-M4U2-Noise-Cancelling-Headphones-Diamond-Black/dp/B007TTD7VO