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40mm 3W Internal Magnetic Speaker for Bluetooth Repair
Original price was: $9.65.$9.07Current price is: $9.07.
Pay now, in 4 interest-free payments of $2.27, or over 3–6 months
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High-sensitivity 40mm internal magnet speaker with 3W power and 4Ω impedance. Ideal for Bluetooth speakers and walkie-talkies. Full frequency range with minimal magnetic interference.
999 in stock
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Estimated Delivery Time3–7 business days
Compact design with magnetic shielding
This 40mm internal magnetic speaker is engineered to minimize magnetic leakage and reduce susceptibility to external magnetic interference, ensuring cleaner sound quality and better device compatibility.
Its square plastic cabinet provides durability and secure installation for portable and compact Bluetooth speaker systems.
Full-range sound with reliable performance
Rated at 3 watts and 4Ω impedance, the speaker delivers balanced full frequency response (0-20 kHz) with high sensitivity (94 dB/W).
Its low internal resistance and immunity to stray magnetic fields ensure consistent audio clarity in various applications.
Robust for demanding environments
This speaker has undergone rigorous high-intensity low-temperature cycling tests, confirming its durability under challenging conditions.
Ideal for use in walkie-talkies and other portable audio devices requiring dependable acoustic output.
Precise technical specifications
The internal magnet design operates within a drive voltage range of 3.4-4.4V.
Physical dimensions are 40mm diameter by 20mm height, making it suitable for compact speaker enclosures.
Versatile applications
Perfect replacement part or upgrade component for portable Bluetooth speakers, walkie-talkies, and similar electronic audio devices requiring a full-range internal magnetic speaker.
Key specifications
- Diameter: 40 mm
- Height: 20 mm
- Rated Power: 3 W
- Impedance: 4 Ω
- Sensitivity: 94 dB/W
- Frequency Range: 0 – 20 kHz
- Drive Voltage: 3.4 – 4.4 V
- Magnetic Circuit: Internal magnet
- Cabinet Material: Plastic
What's in the box
- Internal magnet speaker ×1
Product FAQ
Frequently asked questions
01 What is the impedance rating of this speaker?
This speaker has an impedance of 4Ω (ohms).
02 What power output is this speaker rated for?
The speaker is rated for 3 watts of power.
03 Is this speaker suitable for Bluetooth devices?
Yes, it is designed for portable Bluetooth speakers and similar devices.
04 What is the frequency range of this speaker?
It has a full frequency range from 0 to 20 kHz.
05 Does this speaker have an internal magnet or external magnet?
It utilizes an internal magnetic circuit.
06 What are the physical dimensions of the speaker?
The speaker measures 40mm in diameter and 20mm in height.
07 Is the speaker resistant to magnetic interference?
Yes, it features minimal susceptibility to external magnetic interference with low magnetic leakage.
08 What driver voltage range does this speaker support?
It supports a drive voltage between 3.4 and 4.4 volts.
09 What type of speaker is this?
It is a pot-bottom cap full-range speaker designed for low internal resistance and high sensitivity.
10 What materials comprise the speaker cabinet?
The speaker cabinet is made of plastic.
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