Additional Resources: Product Page 3D Model date 06/11/2020 page 1 of 3 MODEL: CMS0281KLX DESCRIPTION: SPEAKER FEATURES 28 mm square frame 2.0 W 8 neodymium magnet paper cone SPECIFICATIONS parameter conditions/description min typ max units input power 2.0 4.0 W impedance at 1.0 kHz, 1.0 V 6.8 8 9.2 resonant frequency (Fo) at 1.0 V 288 360 432 Hz frequency response Fo 20,000 Hz sound pressure level at 1.0 W, 50 cm, avg at 0.5, 0.6, 0.8, 1.0 kHz 79 82 85 dB buzz, rattle, etc. must be normal at sine wave 4.0 V dimensions 28 x 28 x 11.2 mm magnet Nd-Fe-B cone material paper terminal solder eyelets weight 14.4 g operating temperature -25 60 C hand soldering for maximum 3 seconds 340 350 360 C RoHS yes cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: CMS0281KLX DESCRIPTION: SPEAKER date 06/11/2020 page 2 of 3 MECHANICAL DRAWING units: mm 28.0 tolerance: 0.3 mm 1.6 (TYP) (4 PLCS) 6.0 (6 PLCS) 22.5 (TYP) 23.8 20.4 60 11.2 0.3 1.4 (4 PLCS) 3.5 2.6 (4 PLCS) FREQUENCY RESPONSE CURVE parameter conditions/description potentiometer range 50 dB rectifier RMS lower limit frequency 20 Hz wr. speed 100 mm/sec zero level 60 dB cuidevices.com