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  • Two wire acoustic tube style popluar PTT surveillance kits earphone for security
  • Two wire acoustic tube style popluar PTT surveillance kits earphone for security

Two wire acoustic tube style popluar PTT surveillance kits earphone for security

No.PTE-880
Tiny speaker two wire acoustic tube style popluar PTT surveillance kits earphone
  • Two wire acoustic tube style popluar PTT surveillance kits earphone for security
Description
Speaker Specification
Type Transducer Moving coil dynamic speaker
Impedance 200Ω±15% @1KHZ
Sensitivity 120dB±10%/0.6mW on a coupler
Resonance freq (F0)4KHZ±20%
Frequency respond F0Hz~9KHz
Rated input power 500mW
Maximum input power 1000mW

Microphone Specification
Sensitivity Range -36± 2dB RL=2.2K Ω Vs=3.0V(DC) 1KHz 0dB=1V/Pa B16
Impedance Max 2.2KΩ 1kHz (RL=2.2KΩ)
Frequency 50-1600Hz
Current Consumption Max 0.5uA RL=2.2KΩ Vs=3.0V(DC)
Operation Voltage Range 1.0V-10V (DC)
Max Sound pressure Level 115dB S.P.L  THD<2% at 1K