It is not available if the digital intercoms use the mode of DMR or dPMR, due to the voice code rate is 3.6Kb/s. RLSpeakTM can be applied to the digital intercoms which the mode of coding rate is above 8Kb/s.
Yes. For the analog intercom products, digital voice encryption communication can be realized in the way of external encryption hand microphone. The RLSpeakTM solution is integrated into encryption hand microphone, users’ original speech is transmitted to intercom as analogue audio via interface of hand microphone after digitalized, code compressed, encrypted and modulated, then intercom processes encrypted audio as human speech [...]