Robust Headphone + Mic

Extremely robust (virtually un-breakable) Ultra durable designed multimedia headphones with short fixed microphone for clear speech and high performance ideal for educational use. 
 handy classroom sized  headsets 
making this an ideal headset for Schools, Colleges, Universities / other Educational establishments. 
  • Strong braided cable with a cord attached to prevent cable pull damage. 
  • Double steel headband, tensioned to retain shape. 
  • Headphone features 40mm neodymium magnet moving coil speaker. 
  • Volume control located on the ear piece. 
  • Features a short Microphone moulded in one piece to the earphone to eliminate damage. 
  • The ear pad is resistant to physical damage and if pulled off is easy to refit 
Replacement silicon earpads to change for hygienic purposes or general wear and tear,available in a pack of 5 pairs (10 pads) pt.no 171-5706 
Specifications: 
  • Microphone is 58dB low noise omni directional (270°) electric type 
  • Sensitivity: 2.2 Kohm. 
  • Frequency response 20Hz-20KHz. 
  • 2X 3.5mm Jack plugs. 
  • Cable length 2M (approx.)