Left

  • Vol Down: Single Tap
  • Assistant: Double Tap
  • Track Back: Press and Hold 1+ sec
  • Vol Up: Single Tap
  • Play / Pause: Double Tap
  • Track Fwd: Press and Hold 1+ sec

Either

  • Answer Call: Single Tap
  • Hangup: Double Tap
  • Reject Call: Press and Hold 1+ sec
  • EQ Change: Triple Tap