requested sampleRate
–
AudioContext.sampleRate
–
track sampleRate
–
track sampleSize
–
track channelCount
–
echoCancellation
–
noiseSuppression
–
autoGainControl
–
AudioContext.baseLatency
–
AudioContext.outputLatency
–
chunk interval (avg/min/max ms)
–
chunks sent / irregular-length
–
device
–