Raytac Corporation
A BT4.1 & BT4.2 module maker based on Nordic nRF51 & nRF52 solution 
(nRF51822 & nRF51422 & nRF52832 & nRF51802)
Tel: +886.2.3234.0208            email: service@raytac.com
MDBT40 series module is small, but MDBT42 makes the definition of MDBT40 become bigger!
                    Bluetooth    GPIO     Dimension
MDBT40      BT4.1            31         18.0 x 10 x 2.7
MDBT42      BT4.2           32         13.8 x 8.8 x 1.9
MDBT42Q   BT4.2           32         16.0 x 10.0 x 2.2

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