AKG K181 DJ UE Headphones. Saile price of £32.99
https://www.gear4music.com/PA-DJ-and-Lighting/AKG-K181-DJ-UE-Headphones/1ACVFeatures
•Professional DJ headphones
•Closed-back design for isolating outside noise
•Bass boost switch for enhancing low frequencies in loud conditions
•On-ear headphones
•High-quality sound
•Wide frequency range
•3D-axis professional folding mechanism for changing monitoring positions quickly
•Detachable coiled cable provides freedom to move in the DJ booth
•Mono/stereo switch for optimum single ear monitoring
•Foldable design for easy transport
•Durable, lightweight construction
Specifications
•Headphone Type: Closed Back
•Headphone Fit: On Ear
•Drivers: 2 x 50 mm
•Frequency Response: 5 Hz - 30 kHz
•Sensitivity: 112 dB
•Input Power (Max): 3500 mW
•Rated Impedance: 42 Ohms
•Bass Boost: On/Off
•Cable: Coiled 5 Metre (Detachable)
•Weight: 280 g