Dear Sir,
We are a small R & D company, based in Bulgaria, Europe.
We specialize in developing Embed systems based ST(STM32), Microchip (Atmel )(PICs,AVR,Atmel ARM) and TI (MSP430) MCPUs and peripheries.
For our mobile devices use CC2540/41 and nRF51/52xxx BLEs.
We realize projects with requirements similar to yours.
It is possible to present more information about our project
If we receive more information about your project, we will give you a real cost and time to implement your project.
We based in Europe, not customs problems for delivery models and samples for testing
Best
Valeri T.