These are highly praised budget headphones. Been waiting for them to drop. £25 yesterday.
UPDATE: Edited original title to Amazons price. As opposed to the seller Musical Dolls House price of £14.29 (Now OOS).
Type: Dynamic, Semi-open
Driver: 50mm, dome type, neodymium magnet
Sensitivity: 98 dB (SPL/mW)
Frequency Range: 10 to 30,000 Hz
Rated Impedance: 32 Ohms