Defaults
Left / Right
Down / Up
Front / Back

Listener
position at 0,0,0
forward is 0,0,-1 , so pointing straight ahead
Up is 0,1,0

Source
position at 0,0,0
orientation is 1,0,0 , pointing to the right

cone
coneInnerAngle: 360
coneOuterAngle: 360
coneOuterGain: 0

context: AudioContext {baseLatency: 0.01, destination: AudioDestinationNode, currentTime: 0, sampleRate: 48000, listener: AudioListener, …}
distanceModel: 'inverse'
maxDistance: 10000
refDistance: 1
rolloffFactor: 1

panningModel: 'equalpower'