Features: 【Compact Portable Design】Measuring just 4cm in diameter, this miniature loudspeaker effortlessly integrates into any electronic device. 【High-Efficiency Output】Combining 8ohm impedance with 0.5W power delivers clear and robust sound performances. 【Robust Metal Construction】Features a durability metal casing that enhances longevity and effectively withstands daily wear and tear. 【Wide Compatibility】Supports multiple electronic circuit connection and adapts to various auditory interfaces. 【Seamless Multi-Scene Application】Performs equally well for home cinemas setups and as a portable loudspeaker. Specifications: Component: metal Craftsmanship: Precise manufacturing ensuring clear sound quality and not with noise Impedance 8ohms Power 0.5W Size: diameter 4CM Suitable for use in electronic project production, sound systems, small auditory equipment Package Includes: 1/2pcs 8ohm 0.5W small loudspeaker note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution