Recently there is a customer from Poland ,they are professional car diagnostic equipment producer.
''Currently we are using SPP-C modules in our projects but like you know is a little poor. We are want test your modules with our products and successive replace modules in all devices to yours. I mean about FSC-BT826. ''
Above it was what customer said on skype .
As customer said SPP-C it is a little poor ,only spp and bluetooth 2.0 module .
FSC-BT826 it is the best module which can totally replacement SPP-C.