Additional Resources: Product Page 3D Model date 06/08/2020 page 1 of 5 MODEL: CES-271911-158PM DESCRIPTION: SPEAKER FEATURES 1.5 W rated power 8 ohm rated impedance panel mount SPECIFICATIONS parameter conditions/description min typ max units max power: IEC-60268-5, filter 60 seconds on, input power 1.5 1.7 W 120 seconds off, 10 cycles (room temp) impedance at 2.5 kHz, 1.0 V 6.8 8 9.2 resonant frequency (Fo) at 1.0 V 600 750 900 Hz frequency response Fo 5,000 Hz sound pressure level at 1.5 W, 10 cm, avg at 1.0, 2.0, 2.5, 3.0 kHz 92 95 98 dB distortion at 1.0 kHz, rated power, 10 cm 10 % buzz, rattle, etc. must be normal at sine wave, frequency range 3.46 V polarity cone moves forward w/ positive dc current to + terminal dimensions 27.1 x 19.2 x 12.95 mm magnet Nd-Fe-B enclosure material ABS cone material foam terminal wire leads with connector weight 4.6 g operating temperature -20 60 C storage temperature -25 65 C RoHS yes Notes: 1. All specifications measured at 25~75, humidity at 45~85%, under 86~106 kPa pressure, unless otherwise noted. cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: CES-271911-158PM DESCRIPTION: SPEAKER date 06/08/2020 page 2 of 5 MECHANICAL DRAWING units: mm tolerance: 0.3 mm wire: UL1571 30 AWG internal speaker: CMS-25145-158SP connector: Molex 51021-0200 or equivalent P=1.25 6LQJOH VLGHG IRDP7 PP 32521 6LQJOH VLGHG 0 DGKHVLYH RXEOH VLGHG EDFN VWLFNHUV 67 0 3 cuidevices.com