SE420 Sound Isolating™ Earphones Shure Sound Isolating™ Earphones with Dual TruAcoustic MicroSpeakers deliver a detailed soundstage free from outside noise. A separate tweeter and woofer ensure premium audio clarity. The powerful and stylish Shure SE420 includes a carrying case, modular cables, interchangeable Sound Isolating™ sleeves and adapters—providing a comfortable, personalized fit and maximum portability. 2006, Shure Incorporated © 27EN3235 (Rev. 1) Printed in U.S.A.
WEARING THE EARPHONES Two suggested methods for wearing the earphones are illustrated below. Over the ear in back Over the ear in front Tighten the cable and take up slack by raising the cable sleeve.
If the earphone seems to be lacking in low frequency response (bass), check the tightness of the seal between the earphone and your ear, or try one of the other sleeve options. Warning: Do not push the earphone sleeve beyond the ear canal opening. To change earphone sleeve, twist and pull sleeve to remove it from the nozzle. Push new sleeve onto nozzle until you feel it slide completely over barb. If any part of the nozzle is exposed, sleeve is not properly installed.
REMOVING THE EARPHONES Grasp the body of earphone and gently twist to remove. Note: Do not pull on cable to remove earphone.
Your earphones come with a selection of sleeves. Make sure the sleeve you choose is easy to insert into your ear, fits comfortably, and is easy to remove from your ear. Soft Flex Sleeves In small, medium, and large sizes. Made from pliable rubber. Soft Foam Sleeves When using the foam sleeves, compress the sleeve between your fingers before inserting it into the ear canal. Hold the earphone in place for about ten seconds while the foam expands and creates a tight seal.
CLEANING THE EARPHONE NOZZLE If you notice a change in sound quality, remove the sleeve and check the nozzle of your earphone. If nozzle is blocked, clear obstruction by using wire loop end of cleaning tool. Cleaning Tool Wax Removal Loop Nozzle Barb Nozzle When cleaning, do not force any object through the earphone nozzle! This will damage the earphone sound filter.
english FURNISHED ACCESSORIES • Volume control • Premium Carrying Case • Fit Kit: contains soft foam, soft flex and triple flange sleeves plus cleaning tool • Stereo Extension Cable - 3 ft. (91cm) • Stereo Adapter Plug - 1/4 in. (6.5mm) to 1/8 in. (3.5mm) • Airline Adapter ACCESSORIES For information about earphone accessories (listed below) and other Shure products visit: www.shure.
TECHNICAL SPECIFICATIONS Transducer type Dual balanced-armature drivers Sensitivity (at 1khz) 109 dB SPL/mW Impedance (at 1kHz) 22 W DC Resistance 18 W Frequency Range 20Hz - 19kHz Input connector 3.5mm (1/8 in.) gold-plated stereo plug Net weight 29.5 g (1.
Those who use earphones regularly for extended periods of time often find custom-fit molded sleeves offer the best comfort and sound isolation. Ask a Hearing Health Care Professional about creating custom molded sleeves for your earphones. For more information, contact: Sensaphonics Hearing Conservation Toll Free: (877) 848-1714 660 N. Milwaukee Avenue In Chicago: (312) 432-1714 Chicago, IL 60622 e-mail: saveyourears@sensaphonics.com www.sensaphonics.
MAINTENANCE Careful maintenance ensures a tight seal between the sleeve and nozzle, improving sound quality and product safety. Keep the earphones and sleeves as clean and dry as possible. To clean sleeves, remove them from earphones, gently rinse in warm water and air dry. Foam sleeves require a longer drying time. Inspect for damage and replace if necessary. Ear sleeves must be completely dry before reusing. Wipe the earphones and sleeves with mild antiseptic to avoid infections.
Eligible to bear CE marking. Conforms to European EMC Directive 89/336/EEC. Meets applicable tests and performance criteria in European Standard EN 55103 (1996) Parts 1 and 2, for residential (E1) and light industrial (E2) environments.
SHURE Incorporated http://www.shure.com United States, Canada, Latin America, Caribbean: 5800 W. Touhy Avenue, Niles, IL 60714-4608, U.S.A. Phone: 847-600-2000 U.S.