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I A S U S _ E A R 3 M K 2 _ O P E R AT I N G I N S T R U C T I O N S _ v 1 _ 2 0 2 0

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/iasus.concepts
/zerobackgroundnoise

1 - Y E A R   L I M I T E D   W A R R A N T Y

IASUS Concepts Limited warrants that the EAR3MK2 Mobile Amp sold by IASUS Concepts or its authorized 
agents is free from defects in materials and workmanship under normal use for one year. This warranty is only 
applicable to the original purchaser in possession of a dated sales document receipt that includes the name and 
the company from which it was purchased. This warranty is in lieu of and excludes all other warranties, expressed 

or implied, including any implied warranty of merchantability or fitness, and of any other obligation on the part of 

IASUS Concepts Limited.

WHAT THIS WARRANTY DOES NOT COVER

•Damage from improper operation, misuse, neglect such as dropping the product onto hard surfaces, contact with 

extreme humidity or heat, or acts of nature (lightning, floods, power surges, etc.).

•Products that may have been tested, adjusted, installed, maintained, repaired or altered in any way by persons 
not expressly approved by IASUS Concepts Limited.
•Cords that are stretched, burnt, torn or cut.
•Products purchased more than 12 months previous to the current date.
•Products that are not accompanied by a valid proof of purchase.

TO REGISTER FOR YOUR WARRANTY

You must register your product to receive warranty service. To do so and to view detailed information about our 
warranty service, please visit : 

https://iasus-concepts.com/warranty/

TO GET WARRANTY SERVICE FROM IASUS CONCEPTS

Please contact our customer service department via our website. Once you have done so, you will receive 
instructions on how to ship the products to IASUS Concepts or to one of our designated service centers. If 
instructed to ship the product, you must ship it with freight, duties and insurance prepaid. Regardless of where 
you are instructed to ship your product, you must include:
•A copy of your dated sales document receipt
•A fully completed Return Materials Authorization (RMA) form. 
•Payment for any services or repairs not covered by the warranty. This will have been predetermined with your 
customer service representative.

LEGAL INFORMATION

There is no informal dispute settlement mechanism available. This warranty gives you specific legal rights, and you 

may also have other rights, which vary geographically. Some areas do not allow limitations on how long an implied 
warranty last and/or do not allow the exclusions or limitations or consequential damages. IF this is true for your 
area, the above limitations or exclusions may not apply to you. IASUS Concepts shall not be liable for any special 
or consequential damages or for loss or expense directly or indirectly arising from use of the product, inability to 
use the product in combination with other equipment, or from any other cause. IASUS Concepts reserves the right 
to make changes in the design of the product and to make additions or improvements to it without incurring any 
obligation to modify any products previously sold.

Summary of Contents for EAR3MK2

Page 1: ...by blending in surrounding ambient sounds This keeps you safe in no matter what environment you wish to experience premium in ear audio In this manual are instructions and tips to operating the EAR3M...

Page 2: ...ranty Should there be any questions or concerns about modifications please contact IASUS Do not operate your device at high volume levels when using the EAR3MK2 Amplifier Hearing experts advise agains...

Page 3: ...RTS CONTOLS REFERENCE 5 BOOSTING VOLUME AND SAVING BATTERY LIFE 6 CHARGING THE EAR3MK2 6 SPECIFICATIONS 5 CONTROLS 7 INSTALLING THE EAR3MK2 9 TRANSPARENCY MODE 10 1 YEAR LIMITED WARRANTY 13 CONNECTING...

Page 4: ...2_O PER ATINGINSTRUCTIONS_v1_2020 4 EAR3MK2 AMPLIFIER A EAR3MK2 Amplifier B Steel Clip C IA SNR Buds Sold Separately ACCESSORIES D 3 5mm to USB A Charging Cable E Extension Cable A B C D E PA C K A G...

Page 5: ...ut 3 5mm jack Plug 5 Volume Knob 6 Steel Clip 7 Charging indicator LED 8 Lanyard Loop 1 8 4 5 6 2 7 3 S P E C I F I C AT I O N S 51mm x 37mm x 20mm 2 x 1 3 8 x 3 4 30g 1oz OPERATION 20 HOURS charge CH...

Page 6: ...EAR3MK2 will not be used for a prolonged period fully charge the unit before storing to prevent permanent damage to the battery One of the EAR3MK2 s main features is amplifying your audio source s sig...

Page 7: ...feel a click To power off the EAR3MK2 turn it counter clockwise until you hear and feel the click To decrease the volume turn it counter clockwise CLICK POWER ON OFF VOLUME WARNING Do not turn the vol...

Page 8: ...INPUT JACK SMARTPHONE MUSIC PLAYER HEADPHONES EARPHONES Note While the EAR3MK2 Output Jack supports headsets and earbuds with an inline mic any mic input will not pass through the Mobile Amp and into...

Page 9: ...IASU S _ E AR3M K2_O PER ATINGINSTRUCTIONS_v1_2020 9 I N S TA L L I N G T H E E A R 3 M K 2 The EAR3 is equipped with a clip for a secure placement onto clothing bags etc...

Page 10: ...what s around you as you enjoy your amplified audio Mixing ambient sounds into your audio source is simple and convenient to do Power on EAR3MK2 Amp by turning the volume knob 5 until you hear and fe...

Page 11: ...an the ambient sounds turn up the volume on the audio source and reduce the EAR3MK2 volume The following table give some examples on how the ambient sounds EAR3MK2 and the audio source affects the des...

Page 12: ...eed with caution to avoid over boosting your headphones earphones helmet speakers etc but most importantly to avoid permanently damaging your hearing When using the EAR3MK2 in environments where ambie...

Page 13: ...do so and to view detailed information about our warranty service please visit https iasus concepts com warranty TO GET WARRANTY SERVICE FROM IASUS CONCEPTS Please contact our customer service departm...

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