Additional Resources: Product Page 3D Model date 01/22/2020 page 1 of 3 MODEL: CDS-27204 DESCRIPTION: SPEAKER FEATURES micro-speaker high SPL 4 ohm impedance SPECIFICATIONS parameter conditions/description min typ max units maximum power: IEC-60268-5, filter 60s on/120s input power 2.0 2.5 W off, 10 cycles at room temp impedance at 1.5 kHz, 1.0 V 3.4 4 4.6 resonant frequency (Fo) at 1.0 V 680 850 1,020 Hz frequency response output SPL 10 dB Fo 20,000 Hz sound pressure level at 1.0 W, 0.1 m ave, at 0.8, 1.0, 1.2, 1.5 kHz 90 93 96 dB distortion at 1.0 kHz, 2.0 W 10 % buzz, rattle, etc. must be normal at sine wave between Fo ~ 20 kHz 2.83 V cone will move forward with positive dc current to polarity + terminal dimensions 27.0 x 20.0 x 5.9 mm magnet Nd-Fe-B material ABS cone material cloth terminal solder pads weight 9.6 g operating temperature -20 55 C storage temperature -30 70 C RoHS yes Notes: 1. All specifications measured at 5~35C, humidity at 45~85%, under 86~106kPa pressure, unless otherwise noted. SOLDERABILITY parameter conditions/description min typ max units hand soldering for maximum 3 1 seconds 360 370 380 C cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: CDS-27204 DESCRIPTION: SPEAKER date 01/22/2020 page 2 of 3 MECHANICAL DRAWING units: mm tolerance: 0.3 mm RESPONSE CURVES Frequency Response Curve Total Harmonic Distortion Curve cuidevices.com