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  Hands free earphones  AUD-349

V0.1/ 0316v

This Steren product is warranted under normal usage against defects in workmanship and materials to the original purchaser for one year from the date of 

purchase.

CONDITIONS

1. This warranty card with all the required information, invoice or purchase ticket, product box or package, and product, must be presented when warranty service 

is required.

2. If the product is in the warranty time, the company will repair it free of charge.

3. The repairing time will not exceed 30 natural days, from the day the claim was received.

4. Steren sell parts, components, consumables and accessories to customer, as well as warranty service, at any of the addresses mentioned later.

THIS WARRANTY IS VOID IN THE NEXT CASES:

If the product has been damaged by an accident, acts of God, mishandling, leaky batteries, failure to follow enclosed instructions, improper repair by unauthorized

personnel, improper safe keeping, among others.

a) The consumer can also claim the warranty service in the purchase establishment.

b) If you lose the warranty card, we can reissue it, if you show the invoice or purchase ticket.

RETAILER INFORMATION

Name of the retailer ____________________________________

Address _____________________________________________

Product ______________________________________________

Brand _______________________________________________

Serial number _________________________________________

Date of delivery _______________________________________

Product: Hands free earphones

Number part: AUD-349

Brand: Steren

IMPORTANT

• Before to use the earphones, be sure that the volume in your 

mobile device is in medium volume.

• Avoid use the earphones while you drive or make an activity 

that require you total attention. 

• Do not use or store the equipment near wet places. 

• Do not put heavy objects on the earphones.

Before to use your new product, please read the manual.

PARTS

Multifunction

button

Earphones

Microphone

3.5 mm connector

HOW TO USE

CONTROLS

PLACEMENT

Playback music

Press x1 = Pause/play
Press x2 = Forward

Press and hold = Reject call

Handsfree

Press x1 = Answer call

Press again = Hang up

The availability of this functions depends of your mobile device model.

R = Right
L = Left

SPECIFICATIONS

Earphone

Driver: 10 mm

Frequency response: 20 – 20 000 Hz

Sensitivity: 92 ± 3 dB

Impedance: 32 Ω

Power output: 5 mW

Microphone

Frequency response: 75 Hz – 16 KHz

Microphone unit: Φ4 * 1.5 mm

Microphone sensitivity -42 dB +/-3 dB

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