Features:
  -- Electret microphone.
  -- A variety of optional plug for MOTOROLA, KENWOOD, YAESU, ICOM, Hytera.
  -- Waterproof rating IP54.
Specification
Speaker
  -- Rated Impedance : 8Ω±15% （at 2kHz 1V）
  -- Sound Pressure Level: 92±2dB(1w/30cm)
  -- Rated output power: 2W
  -- Peak power output: 1W
Microphone:
  -- Sensitivity: -40±3dB
  -- Frequency: 1kHz
  -- Dimension: 74*58*30(mm)
  -- Heavy volume: 140g
  -- Operating temperature: -30~65℃