Two wires acoustic tube earphone for smartphone. It comes with a high-quality acoustic tube made of durable surgical grade tubing for great comfort and a low-profile look. And there is a lapel button to receive or end call. Use in low profile environment especially for surveillance purposes.
Perfect for security at shopping mall, train station, airport, casino, manufacturing plant, crowd control at conventions and concerts, and others working in environments requiring discreet communications.
Compatible with most smartphone with 3.5mm 4 poles connector, eg. iPhone, Samsung, LG, Sony, HTC…etc.
Light weight acoustic tube connector with swivel clip
Include silicone double flange ear tips, come with two sizes
Excellent Communication Quality in Reception and Transmittance
Designed for use in light duty applications such as Security and Hospitality
Sensitivity 109 ± 3dB @ 1KHZ 20mW (Single part)
Rated power 100mW
Maximum power 200mW
Distortion (typical) <5% at 1KHz
Speaker impedance 16Ω ± 15% @ 1KHZ
Sensitivity -38 ± 3dB @ 1kHz 2.0V 2.2KΩ, 0dB = 1V / pa
Working temperature -20 ~ 60 ℃