Tiny speaker two wire acoustic tube with popluar PTT surveillance kits earphone
2-Wire Surveillance Kits with Acoustic Tube Earphone for Two-way Radios
Type | Transducer Moving coil dynamic speaker |
Impedance | 90Ω±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 |
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 |
Customization & OEM Services
Our acoustic tube earpieces can be fully customized to meet your operational requirements. We provide:
Connector and pinout customization
Choice of tube materials and eartips
Branding and labeling options
Custom cable length and colors
OEM packaging and bulk shipment options
MOQ: 50 units per model
Lead Time: 3–5 weeks
Contact us for tailored solutions.
Why Choose Us for 2-Wire Surveillance Kits Acoustic Tube Earpieces
Our acoustic tube earpieces combine discreet design with robust performance for professional security and surveillance applications.
We maintain strict quality control and use medicalgrade materials for all acoustic tubes to ensure safety and comfort during long shifts.
OEM options and private labeling are available for bulk orders.
