Frequency Response: 4 – 24,000 Hz

Microphone: Elecret condenser / Omni Directional

Remote Control: Multi-function button / SmartKey app

Plug: Gold-plated four-conductor L-type stereo mini plug.Capacity:100 mW

Cord Length: 3.94 ft

Sensitivity (db): 110 dB/mW. Impedance (Ohm) – 40 Ohm (1 kHz)