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**SENKEN Amplifier Loudspeaker - Professional Police Siren Speaker**
**Technical Specifications:**
- **Model No.:** YD-20
- **Connection Mode:** Single Wire
- **Current:** 2.8A
- **Contact Point:** Without Contact Point
- **Energy Exchanging Mechanism:** Electrical
- **Size:** 126 x 97 x 102.5 mm
- **Net Weight:** 0.44 kg
- **Rated Power:** 20W
- **Rated Impedance:** 4Ω / 8Ω
- **Trademark:** SENKEN
- **Transport Package:** Cartons
- **Specification:** Aluminum
- **Origin:** China
**Product Overview:**
The SENKEN Amplifier Loudspeaker is a high-performance, professional-grade siren speaker designed for use in emergency vehicles such as police cars, ambulances, and fire trucks. It is widely recognized and used across many countries due to its reliability, durability, and superior sound output.
**Key Features:**
- **Powerful Sound Output:** Delivers clear and loud audio with a sound compression level of ≥105dB.
- **Wide Frequency Range:** Operates efficiently between 200Hz and 4000Hz, ensuring optimal performance in various environments.
- **Low Distortion:** Maintains clarity with distortion levels ≤5%.
- **Directional Design:** Provides a directional sound spread of 10dB, ideal for long-range communication.
- **Lightweight & Compact:** Easy to install and integrate with lightbars or sirens.
**Technical Table:**
| **Parameter** | **Value** |
|--------------------------|-------------------|
| Model | YD-20 |
| Net Weight | 0.440 kg |
| Rated Power | 20W |
| Rated Impedance | 4Ω / 8Ω |
| Sound Frequency Range | 200–4000Hz |
| Directionality | 10dB |
| Distortion | ≤5% |
| Sound Compression Level | ≥105dB |
**Product Image:**
This speaker is a popular choice among emergency service providers worldwide, offering excellent performance and compatibility with various vehicle systems.
**Sample Room & Company Details:**
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Whether you're looking for reliable audio solutions for emergency vehicles or want to enhance your fleet's communication system, the SENKEN YD-20 is a top choice that delivers both quality and performance.