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W-KING - KS02
W-KING - KS02
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A portable waist-hanging voice amplifier (commonly known as a 'little bee' or 'little robot' amplifier) designed specifically for scenarios such as teaching, tour guiding, and outdoor promotions.
Its main selling points are lightweight portability and high-fidelity amplification,
and it often comes bundled with a wired headset microphone.
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Description
- Clear Amplification: Equipped with a 3-inch external magnetic dual-voice-coil full-range speaker, delivering loud and penetrating sound that resists distortion or buzzing even at high volumes.
- Multi-Function Playback: In addition to acting as a voice amplifier, it supports Bluetooth 5.0 wireless connectivity, allowing it to be used directly as an external Bluetooth speaker. It also supports reading TF memory cards and USB flash drives for music playback.
- Practical Teaching Functions: Features a one-touch recording function and single-track loop settings, making it ideal for classroom recording, repeating promotional slogans, or broadcasting.
- Lightweight and Effortless: The body weighs only about 245g, lighter than many smartphones, ensuring no burden when worn around the waist or placed in a pocket for extended periods.
Technical Specifications
| Item | Specification Parameter |
| Rated Output Power | 6W |
| Speaker Unit | 3-inch external magnetic full-range speaker (dual-voice-coil) |
| Bluetooth Version | Bluetooth 5.0 (reception distance up to 10 meters) |
| Battery Capacity | 3.7V / 2000mAh built-in lithium battery |
| Battery Life | Approx. 8 to 10 hours (depending on usage volume) |
| Physical Interfaces | 3.5mm MIC (microphone) jack, 3.5mm AUX audio input jack, TF card slot, USB port |
| Signal-to-Noise Ratio (S/N) | Between $\ge 65\text{dB}$ and $70\text{dB}$ |
| Frequency Range | 180\text{Hz} - 13\text{KHz}$ |
| Product Dimensions | 99 \times 84 \times 43.7\text{ mm}$ |
| Product Weight | Approx. 245g |
