YDB40M5-500B16

RYD YDB40M5-500B16 is a φ40×5.4mm thin speaker with 16Ω impedance, rated 0.5W (1.0W max). Key parameters: 500Hz resonance, Fo~4kHz response, SPL 88±3dB at 0.1W/0.1m, distortion within 10%, weight 5g. The high impedance supports multi-unit wiring and low-current drive in medical alert systems, intercom loops, IoT indication panels and smart home installations. Manufactured under the RYD ISO9001 quality system with RoHS compliant materials. Customization available: impedance values, sensitivity, connection style and waterproof or dustproof treatment; new designs can be developed for volume programs. Contact RYD with your wiring layout.