For more information, please visit the product page. date 02/2010 page 1 of 2 DESCRIPTION: SPEAKER PART NUMBER: CMS0281KLX SPECIFICATIONS parameter conditions/description nominal size 28 x 28 x 11.2H mm min nom max units impedance at 1 kHz, 1 V 6.8 8 9.2 resonant frequency at 1 V 248 310 372 Hz sound pressure level 1 W, 50 cm ave., at 0.5, 0.6, 0.8, 1 kHz 79 82 response 10 dB max. Fo input power 2 85 dB 20,000 Hz 4 W operation must be normal at program source 2 W buzz, rattle, etc. must be normal at sine wave 4 V dc magnet size: 14.7 x 3 mm load test 24 hours of white noise at 2 W heat test 20 ~ 50% RH for 24 hours 63 65 67 °C humidity test 90 ~ 95% RH for 24 hours 38 40 42 °C RoHS yes 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 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2383 www.cui.com CMS0281KLX PC FILE NAME: 60° 2.6 (4 PLCS) COPYRIGHT 2008 BY CUI INC. 1.4 (4 PLCS) 23.8 6.0 (6 PLCS) 28.0 (TYP) 20.4 3.5 B 22.5 (TYP) 11.2 0.3 1.6 (4 PLCS) REV. A B ZRJ DRAWN BY: CMS0281KLX APPROVED BY: UNITS: MINIATURE MONITOR SPEAKER PART NO. TITLE: 20050 SW 112th Ave. Tualatin, OR 97062 Phone: 503-612-2300 800-275-4899 Fax: 503-612-2383 Website: www.cui.com TOLERANCE: ±0.2mm UNLESS OTHERWISE SPECIFIED DESCRIPTION NEW DRAWING base thickness changed from 3.0mm to 3.5mm B 2:1 SCALE: MM [INCHES] REV: RoHS DATE 7/25/2007 5/6/2008 For more information, please visit the product page.