RingCX increase Decibels (dB)/Amplitude file "ringtone.wav
The Ring that plays when a call is received by RingCX on the website https://ringcx.ringcentral.com/ is too quiet. User are unable to hear the ring. We are asking that you increase the Decibels (dB) / Amplitude. On the “wav” file. The file name is “ringtone.wav”
Resource is located, "https://ringcx.ringcentral.com/voice/agent/static/audio/ringtone.wav",
From the HAR files. 
//"connectionId": "20832",
        "initiator": {
          "type": "other"
        },
        "priority": "Low",
        "resourceType": "media",
        "cache": {},
        "connection": "443",
        "request": {
          "method": "GET",
          "url": "https://ringcx.ringcentral.com/voice/agent/static/audio/ringtone.wav",
          "httpVersion": "http/2.0",
          "headers": [
            {
              "name": ":authority",
              "value": "ringcx.ringcentral.com"//