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Etymotic Research Companion Mics CM-4, User Manual

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Etymotic Research Companion Mics CM-4 User Manual Download Page 4

4

SySTEm CONFiGurATiONS

• 2, 3 or 4 individual CM4 units 

• 1-4 pairs of ER-6i earphones as specified by purchaser

• 1-4 Neckloop(s) as specified by purchaser

• AC adapter

• 4-unit charging cable

• Carrying Case

• User Guide

Carrying case

CM4

AC adapter

Neckloop

2

Charging cable

Shown with units attached

ER-6i high-fidelity

Noise-isolating Earphones

Summary of Contents for Companion Mics CM-4

Page 1: ...CM 4 Multi Talker Noise Reduction System Companion Mics User Guide ...

Page 2: ... All Users 1 System Configurations 2 Identification of Controls 3 Listening Options 4 Operation 4 Interference 5 Operating Distance 5 Charging 6 Specifications 7 About Etymotic Research 8 Warranty 8 FCC and Other Information 9 FCC Health and Safety Information 9 Industry Canada 9 ...

Page 3: ...shes a direct communication among all active units and bypasses the noise and reverberation of the local acoustic environment The wireless technology used in the Companion Mics system is similar to that used by digital cordless phones and other wireless devices using the 2 4 GHz band Benefits The Companion Mics system enables up to four persons to listen and speak to each other The microphones in ...

Page 4: ... ER 6i earphones as specified by purchaser 1 4 Neckloop s as specified by purchaser AC adapter 4 unit charging cable Carrying Case User Guide Carrying case CM4 AC adapter Neckloop 2 Charging cable Shown with units attached ER 6i high fidelity Noise isolating Earphones ...

Page 5: ...5 Identification of controls Shirt Clip ON and Volume Up OFF and Volume Down Earphone Neckloop Jack 3 ...

Page 6: ...ch to be paired The units turn on independently but the Master Unit Unit 0 must be on at all times when the system is in use Once a unit forms an RF connection to at least one other unit both units will show a solid green light indicating that the system is functional Controls To turn ON Press and hold key for at least 2 seconds To turn OFF Press and hold key for at least 2 seconds VOLUME UP Press...

Page 7: ...fier so that only the units in that system will connect with each other There can be many systems operating in the same area without interfering with each other RF Interference If there is significant RF interference complete recovery from the interference can be obtained by the following three steps Make sure the LED on the Master Unit is still green If not turn it back on Check all units Turn on...

Page 8: ... not possible to overcharge the units They can be plugged in indefinitely without damaging the system Battery Life Battery life is 6 10 hours depending on use Auto Shut Off If the units maintain a connection the system automatically turns off after 4 hours CHARGING Step 1 Insert the 3 5 mm plug from the charging cable into the earphone jack on the CM4 Step 2 Plug the USB end of the charging cable ...

Page 9: ...e Charging Connector 3 5mm jack to USB Charge Time About one hour to 80 full 2 hours to full Low Battery Time Amber light flutters when the battery capacity is about or less than 10 Audio Connector 3 5 mm stereo jack Output At least 120 to 6900 Hz audio bandwidth Separate stereo drivers mono signal 40 mW output into 16 ohms 1 V rms 5 output signal ...

Page 10: ...Etymotic Research has an extensive sound laboratory that includes three anechoic chambers and a reverberation room Etymotic et im oh tik means true to the ear WARRANTY Etymotic Research Inc warrants this product against defects in material or workmanship for a period of one year from the date of original purchase from an authorized Etymotic distributor or reseller Etymotic will repair or replace t...

Page 11: ...h Industry Canada licence exempt RSS standard s Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation Le présent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autori...

Page 12: ...etymotic research inc 61 Martin Lane Elk Grove Village IL 60007 www etymotic com 888 389 6684 2014 Companion Mics is a registered trademark of Etymotic Research Inc ER083115 A ...

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