MODEL- AHS423             VENDOR- ALTEC LANSING
    
FEATURES- Stereo Headset with Microphone
       The stereo AHS423's behind-the-neck design offers high quality 
        sound, fits comfortably and doesn't mess up your hair. 
        Interchangeable color foam-pads included.
* Quality 36 mm neodumium ear-phone delivers a full rich sound
* Soft foam ear-pads
* Noise canceling microphone helps eliminate background noise
* Gold-plated 3.5 mm connectors
* Handy in-line volume and microphone volume controller
* Interchangeable color foam pads
    
  -- SPECIFICATIONs -----------------------------------
FREQUENCY RESPONSE- Headphone : 20 Hz - 20 kHz
                    Microphone: 100 Hz - 10 kHz
  www.altecmm.com