Hope this ith the right place to post this:

http://cgi.ebay.co.uk/ws/eBayISAPI.d...m=305204436 3

Low cost wireless mike, uses VHF radio tx. Can also be used wired with 3m cord.

Hi - fidelity, uni - directional, dynamic microphone, excellent reproduction
of voice and music. (sensitivity 72dB, freq.response 100 to 10,000 Hz,
output impedance 600 ohm)

Cheers,

Ian M