YD87M31-4F5A

RYD YD87M31-4F5A is an 87×87×30mm square full-range loudspeaker for smart home audio, consumer electronics and medical voice devices. Rated input is 5W with 6W maximum, impedance 4Ω, resonance 550Hz, response Fo~10kHz and sensitivity 87±3dB measured at 0.5m/1W. The square frame fits flat-panel product styling, and the mid-sized cone balances voice clarity with acceptable body for music and media playback in soundbars, desktop speakers, control terminals and household robots. Manufactured under the RYD ISO9001 quality system with RoHS compliant materials. Customization available: sensitivity and impedance tuning, connection methods, and waterproof or dustproof treatment; new designs can be developed for volume programs. Contact RYD for acoustic tuning support.