2Pcs 7mm Dynamic Earphone Speaker Units | DIY Moving Coil
2Pcs 7mm Dynamic Earphone Speaker Units | DIY Moving Coil
2Pcs 7mm Dynamic Earphone Speaker Units – DIY Moving Coil Replacement
Bring your favourite in-ear monitors back to life or build your own custom earphones with these precision 7mm Dynamic Moving Coil Speaker Units. Sold as a pair, these compact metal driver units deliver strong, powerful sound with crisp, clear mid and high frequencies — perfect for audiophiles, hobbyists, and DIY audio enthusiasts alike.
Technical Specifications
- Driver Type: Dynamic Moving Coil
- Diameter: 7mm
- Rated Impedance: 16Ω
- Sensitivity: 113 dB
- Frequency: 88 Hz
- Distortion: 1%
- Material: Metal
- Package Contents: 2 × Earphone Driver Units
- Country of Origin: Made in Mainland China
Key Features
- Rich, Balanced Sound: Moving coil design produces strong, full-bodied audio with clear midrange and high-pitch detail.
- Compact 7mm Form Factor: Fits neatly into IE800-style ear shells and double-action ring ear shells for versatile DIY builds.
- DIY & Repair Ready: Ideal for repairing existing earphones or building a custom IEM (in-ear monitor) from scratch.
- Low Distortion: Just 1% distortion ensures clean, accurate audio reproduction.
- Durable Metal Construction: Robust materials ensure long-lasting performance across repeated use.
- Pair Pack: Comes with two units so you can repair or build both left and right channels at once.
Who Is This For?
Whether you're a seasoned audio engineer, a curious DIY-builder, or someone looking to restore a beloved pair of earphones, these 7mm dynamic speaker units are an excellent choice. Their standard 16Ω impedance and high 113 dB sensitivity make them easy to drive with any portable device.
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Frequently Asked Questions
Q: Are these 7mm dynamic speaker units compatible with Shure SE215 and IE800 ear shells?
A: Yes. The 7mm diameter is designed to fit into IE800-style ear shells and double-action ring ear shells, making them a great option for DIY builds and repairs on compatible earphone housings. Always verify the dimensions of your specific shell before installation.
Q: What impedance and sensitivity do these earphone driver units have?
A: These moving coil speaker units have a rated impedance of 16Ω and a sensitivity of 113 dB, making them easy to power directly from smartphones, DAPs (digital audio players), and other portable devices without requiring a dedicated amplifier.
Q: How many units are included in the package?
A: Each order includes 2 × earphone dynamic driver units — one for the left channel and one for the right channel — so you have everything you need for a complete stereo DIY earphone build or repair.