GPO 21A Electret Transmitter (Microphone)

Product code: BP1254
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Product information

Our refurbished GPO electret transmitters (or microphones) are thoroughly cleaned and fully tested.  They are designed for use with all standard GPO telephones (i.e. GPO 706, 711, 741 & 746 etc) but NOT with trimphones.

Technical specifications

Colour Red
Condition Refurbished
Product Code BP1254