40mm 4-Ohm Speaker Aluminum Shell Internal Magnet 1.6inch

40mm 4Ω Mini Speaker Driver with Aluminum Shell & Internal Magnet

The 40mm 4-Ohm Speaker with Aluminum Shell and Internal Magnet is a compact and durable audio driver designed for portable electronics, DIY audio systems, multimedia speakers, and embedded sound modules. With a 1.6-inch diameter, this speaker provides clear sound output and efficient performance while maintaining a small footprint.

The aluminum shell frame offers enhanced durability and heat dissipation compared to plastic housings, while the internal magnet design ensures stable magnetic flux for reliable sound reproduction. Its 4-ohm impedance makes it compatible with many compact audio amplifiers and sound modules.

This speaker is ideal for DIY audio builds, portable speakers, toys, alarms, and embedded audio projects, providing a good balance of size, durability, and sound performance.

Click here to buy External Magnet Speakers.

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Key Features

• 🔊 40mm (1.6″) Compact Speaker – Ideal for small enclosures

• ⚡ 4-Ohm Impedance – Compatible with common audio amplifier circuits

• 🧲 Internal Magnet Design – Stable and efficient sound output

• 🪙 Aluminum Shell Frame – Improved durability and heat dissipation

• 🎵 Clear Audio Output – Suitable for voice, alerts, and music playback

• 🛠️ Easy Integration – Perfect for DIY electronics and repair projects

Note: This is a low-cost non-branded product. We don't guarantee nice output and product finishing. We dispatch randomly as per color and brand availability.