Speaker, Replacement, 2″, 4Ω, Boston Acoustics

The Boston Acoustics 2-inch Mini Speaker (4 Ohm) is a compact full-range speaker driver designed for small audio devices and custom electronics projects. Despite its small size, it delivers clear sound and reliable performance for applications where space is limited.

With a 4-ohm impedance, this speaker is suitable for use with small amplifiers, multimedia devices, alarms, portable electronics, and DIY audio projects. It typically features blade terminals for easy wiring and a round frame for simple mounting.

Its lightweight design makes it ideal for compact speaker systems, repair replacements, and experimental audio builds.