6PCS 4 Ohm 2Inch (50mm) Diameter 3W Full Range Audio Speakers Upgrade your audio projects with this set of six performance full range loudspeakers. Designed for clear and balanced sound reproduction, these speakers are ideal for a wide variety of applications, from DIY electronics to professional equipment. Key Specifications: Rated Power: 3W for reliable, distortion output Impedance: 4 Ohm for compatibility with a wide range of audio systems Diameter: 2 inches (50mm), compact size for easy installation Resonance Frequency: 320Hz ±20% for welldefined mid and low range clarity Sensitivity: 83 ±3dB for efficient sound conversion Insulation Resistance: 10MΩ for dependable electrical safety Benefits and Features: Full range design delivers balanced sound across low, mid, and frequencies Compact and lightweight, making them for spaceconstrained setups Durable construction ensures longlasting performance even with frequent use sensitivity for clear audio output even at lower power levels Compatible Applications: Ideal for use in Arduinobased audio projects and other microcontroller setups Suitable for building or upgrading Bluetooth speakers, radios, and multimedia sound systems for DIY repairs or enhancements to devices such as robots, advertising machines, game machines, phones, laptops, and integrated systems Practical Use Examples: 1. the worn speaker in a portable radio to restore clear and vibrant sound 2. Add quality audio to a custombuilt Bluetooth speaker project using Arduino control 3. Integrate into an interactive display or kiosk for clear voice output and sound effects This set of six speakers offers a versatile and reliable audio solution for both hobbyists and professionals seeking clear sound reproduction in a compact form factor.