We have sold literally thousands of pairs of these Philips headphones to schools and establishments across the country, and they have been by far the most reliable headphones we have ever supplied! Durable and very comfortable, with oxygen-free cable and 40mm ferrite speakers for an excellent sound. Real value for money!

    2 metre cable length
    40mm Ferrite Speakers
    3.5mm Jack Plug
    Frequency range: 20-20,000Hz
    Sensitivity: 98 dB
    Impedance: 32 Ohm
    Cable: 2.0m
    Maximum power input: 500mW
    Comes with mini-to-full jack adaptor