Description
Product Overview
Elevate your audio projects with our Mini 1.5‑inch (40 mm) Full‑Frequency Stereo Speaker. Designed for compact spaces, this 4 Ω, 3 W Hi‑Fi loudspeaker delivers clear, balanced sound in a tiny 4 cm package. Whether you’re building an Arduino audio module, a portable gadget, or a DIY home theater, this speaker offers reliable performance and easy integration.
Key Features
- Compact 1.5‑inch (40 mm) diameter – perfect for small boards and portable devices
- Full‑frequency range (20 Hz–20 kHz) for crisp, detailed audio
- Low‑impedance 4 Ω, 3 W power handling – ideal for low‑power microcontrollers
- Built‑in 4 cm amplifier for instant, plug‑and‑play sound output
- High‑quality diaphragm and magnetic assembly for superior sound clarity
- Easy 3‑wire connection (VCC, GND, OUT) – compatible with Arduino, Raspberry Pi, and other microcontrollers
- Durable, lightweight design reduces heat and improves battery life in mobile projects
Specifications
- Diameter: 1.5 in (40 mm)
- Power Rating: 3 W (max)
- Impedance: 4 Ω
- Frequency Response: 20 Hz – 20 kHz
- Amplifier: 4 cm integrated low‑noise amplifier
- Dimensions: 4 cm (height) × 1.5 in (diameter)
- Weight: < 50 g
- Operating Voltage: 3.3 V – 5 V DC (recommended)
Applications
- Arduino and microcontroller audio projects
- Portable Bluetooth speakers and headphones
- Smart home devices and IoT gadgets
- DIY gaming consoles and handheld electronics
- Educational kits and prototype testing
Why Choose This Mini Speaker?
With its blend of small form factor, high fidelity, and built‑in amplifier, this 1.5‑inch speaker is the go‑to choice for developers and hobbyists seeking quality sound without the bulk. Its low power consumption keeps battery life high, while the 4 Ω impedance matches most low‑power amplifiers, making setup a breeze. Add this reliable, cost‑effective component to your next project and experience crisp audio that fits in the palm of your hand.
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