Receiver

Transducer type: balanced armature
Impedance: 32 Ohms @ 1 kHz
Maximum continuous input: 1 V
Sound pressure level 1 kHz: 97 ±3 dB @ 0.1 V
Frequency response: 22 Hz to 12 kHz

Microphone

Microphone type: directional electret
Operating voltage: 1.0 V to 10.0 V
Close talking sensitivity: -46 ±3 dB dB re: 1 V/Pa @ 1 kHz
                          (measured @ 15 mm from source)
Noise Rejection: 10 dB
                          (compared to an omnidirectional microphone at the same location)

Windscreen Performance