Facmogu 3-Inch Tweeter Speakers – 4Ω HiFi Full-Range, 2-Pack for DIY 2.0/2.1

Compact 3-Inch Tweeters for DIY HiFi Audio

Discover the Facmogu 3-inch tweeter pair, designed to slot into 2.0 and 2.1 satellite builds with ease. With an 88 dB sensitivity and a wide frequency span from 108 Hz to 18 kHz (±3 dB), these drivers aim to deliver clear, detailed highs and a balanced top end in tight enclosures. The compact form enables flexible placement while maintaining a clean visual profile in your project cabinet.

Engineered to minimize magnetic interference, the 20 mm voice coil and anti-magnetic design help keep the listening environment focused, even when space is at a premium. The physical footprint fits common DIY openings: outer diameter around 3.5 inches (89 mm), install opening near 2.79 inches (71 mm), and a modest height of 54 mm (2.12 inches). Sold as a pair, they’re ready to integrate into your next audio build without extra fuss.

Key specs at a glance

• 3 inch compact size, sold in pair
• Sensitivity: 88 dB; Frequency range: 108 Hz–18 kHz ±3 dB
• Recommended power: 5–15 W; Impedance: 4 Ω
• 3-band full-range equalizer support for sweet, crisp voice
• 20 mm large voice coil; anti-magnetic design reduces interference
• Outer diameter φ3.5" / 89 mm; install opening φ2.79" / 71 mm; height 2.12" / 54 mm

Versatile for DIY and home audio projects

Whether you’re building 2.0 stereo satellites, upgrading a 2.1 system, or assembling a compact boombox, these Facmogu tweeters offer a practical path to enhanced clarity. Their small footprint helps preserve cabinet space while enabling you to explore different enclosure designs, crossover layouts, and speaker pairings for a balanced overall sound.

• DIY satellite speakers for living rooms or desks
• Compact boombox or limited-space home theater setups
• Bookshelf or multimedia configurations seeking clearer highs

Notes on performance and integration

As with any speaker component, results depend on your cabinet tuning, crossover choices, and the rest of the system. Expect clear highs and a bright top end when paired with compatible woofers and suitable crossovers, with flexibility to tailor the sound to your room.