An original RAF Type 48 Microphone Assembly dating from the Second World War.
This pattern of microphone was fitted to the E, E* and G Type oxygen mask during WW2. It features the reference number of 10A/12570 to the front and an on / off switch. The mic comes complete with the rubber 'dust' ring which are often missing on examples offer for sale today.
The item is in good condition with some limited signs of wear or use.
A good original wartime example!