GitHub repository: lixinswitchpi/oakpro
Primary language: C
Created: 2019-06-06T03:01:43Z
Description: The OAK PRO analog Raspberry Pi module is a revolution version of OAK and OAKR2, it adds a DSP chip to implement the echo cancelation algorithm, significantly improved the voice quality on traditional PSTN network to VoIP phones. It also supports one(1) built-in low power FXS module and one (1) FXO module.