SX21 Wireless Dual Lavalier Microphone

Microphone Type: Lavalier / Collar (Clip-on), Digital Silicon Microphone, often described as Condenser or Electret Condenser. Quantity: 2 Transmitters (Microphones) Polar Pattern: Omni-directional (360° sound pickup) Noise Cancellation: Environmental Noise Cancellation (ENC) / Smart Noise Reduction / DSP Intelligent Noise Reduction