Flex-3000 fan modification - 11dB for £ 10.78 !!!

Hi, after week playing with the flex-3000 decided to change noisy cooling fans to them:
http://www.thecoolingshop.com/product_info/Noiseblocker-Black-Silent-Fan-XR1-60mm_31127.html

Technical details:
Dimensions: 60 x 60 x 25 mm
Weight: 60 g
Material: Plastic
Noise level: 11 dB (A)
Speed​​: 1,600 r / min
Airflow: 18 m³ / h
Starting voltage: 9 V
Voltage: 12 V
Power consumption: 0.6 W
Connector: 3-pin
Life expectancy: 30,000 hours.

On the transmit and if your schak really small (like mine :) you looking for quite system. 

73! de M0PKZ, Kes.