Mini Speaker 3W 4R Mini Amplifier Loudspeaker Trumpet 3 Watt 4 Ohm 40 Millimeter Speakers Rubber Gasket Loudspeaker Trumpet
SPECIFICATIONS
Brand Name: SHIDWJ
Choice: yes
High-concerned chemical: None
Origin: Mainland China
semi_Choice: yes
New and high quality!
Description:
A speaker is a transducer that converts electrical signals into sound signals, which can be seen in electronic devices that produce sound. It is widely used in small speakers, small satellite boxes, multimedia, computer audio, subwoofers, and portable audio products.
Rated power: 3 (W)
Frequency response: 170 (kHz)
Sensitivity: 100 (dB/W)
Harmonic distortion: 1 (TMD%)
Purpose: Sound amplification
Composition: Single form
Rated impedance: 4 (Ω)
Directionality: All
Sex to noise ratio: 1 (dB)
Color: As shown
Size: Reference picture
Package includes: 1pc
Note:
1. Due to manual measurement, please allow an error of 1-3mm.
2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.






- Standard Shipping: 7-15 business days worldwide
- Express Shipping: 3-7 business days (UPS / FedEx)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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