Speaker Microphone 4

SM4

Midsize and heavy-duty, the Speaker Mic 4 delivers clear audio, reliable performance, and a rugged build with IP55 water and dust resistance, a 3.5mm port, and a 360° rotating clip

The Speaker Mic 4 is a midsize, rugged, and durable solution designed for reliable communication across various industries. Its strong construction and IP55 water and dust resistance ensure dependable performance in tough environments. The mic features a high-quality front-facing speaker that delivers clear audio, while the directional microphone ensures crisp communication. Designed with a 360° rotating clip, the mic is comfortable to wear and easy to position. The 3.5mm accessory port allows for easy connection to a receive-only earpiece, and the heavy-duty coiled cable is engineered for flexibility in a wide range of temperatures and conditions.

  • 360° Rotating Clip
  • 3.5mm Accessory Port – For connection to receive-only earpieces
  • Specialized Cable – Offers flexibility in various temperatures
  • Robust Construction – Built for tough environments with a strong push-to-talk button, heavy-duty 4.2mm kevlar cable, and molded stress relief for durability.
  • Premium Microphone
  • IP55 Rated Water & Dust Resistant
  • Microphone:
    • Output Impedance: 2.2KΩ
    • Sensitivity: -40dB (f = 1KHz, 1 Pa)
    • Directivity: Omni-directional
    • Operating Voltage: Standard Voltage 2V, Max. Operational Voltage 10V
    • S/N Ratio: More than 60dB (f = 1KHz, 1 Pa, A weighted)
  • Speaker:
    • Impedance: 8Ω / 16Ω (1KHz / 1.0V)
    • Rated Input Power: 2.0W
    • Max. In/Out Power: 2.5W
    • Sensitivity: 92 dB / 96dB
    • Distortion: 10% Max. at 1.0KHz / 1W
  • Physical Specifications:
    Total Length: 19.5”
    Total Cable Length: 16.5”
    Total Weight: 4.5oz
    Operating Temperature: -20°C ~ 50°C
    Dimensions: 2.4” x 1.2” x 3”
    IP Rating: IP55
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