Etymotic Research hf2 Скачать руководство пользователя страница 10

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Cable Slider

Specifications

Frequency response:

20 Hz -16 kHz

Noise isolation:

35- 42 dB (depending on eartip used)

Acoustic polarity:

+ electrical = + acoustic

Transducer type:

Balanced armature

Sensitivity (1 kHz):

105 dB SPL for a 0.1 VRMS input

Impedance:

16 Ohms (nominal)

Maximum output:

120 dB SPL

Maximum continuous input:

0.55 VRMS

Microphone sensitivity

: -40 dB V/Pa

Cable:

4 ft

Weight:

1.3 oz

hf2 h earphones can be worn with the cables in
front or in back of the head. The cable slider can be adjusted
by moving it up or down for a snug fit.

Содержание hf2

Страница 1: ...User Manual High fidelity Hands free headset earphones hf2 ...

Страница 2: ...1 ...

Страница 3: ...5 mm 4 contact phone stereo plug Compatible with most music players e g iPod mp3 CD that accept a 3 5 mm stereo plug High fidelity hands free noise isolating headset earphones with 4 ft cable Assorted eartips Filter tool with 2 replacement filters Storage pouch Compatibility ...

Страница 4: ...hf2 Identification D C A Earphones B Cable slider C Microphone D Send End button E 3 5 mm 4 contact phone stereo plug A 3 E B ...

Страница 5: ...ogging because you may not be alerted to potential danger Do not use the headset at excessively loud levels Research confirms that earphones that seal the ear canal allow listeners to choose safer listening levels Noise induced hearing loss is a function of exposure time the average sound level and the peak of very loud sounds Sealed eartips and lower listening levels allow for longer periods of s...

Страница 6: ...otection Do not pull on the cord to remove the headset from the device or the ear Clean or replace flanged eartips prior to use by others Replace disposable foam eartips regularly Clean or replace flanged eartips every 6 12 months 1 Remove the eartip 2 Clean with water and mild soap 3 Dry the eartip 4 Replace the eartip Cleaning the Eartips ...

Страница 7: ...n proper earphone insertion go to www etymotic com Foam eartip insertion Use a foam eartip if a good seal cannot be obtained with a flanged eartip Roll down or compress foam eartips before inserting Hold the eartip in place for about 5 seconds while the foam expands to create a tight seal in the ear canal Removal Remove earphones slowly with a twisting motion to gradually break the seal Do not pul...

Страница 8: ...to Play music Track Forward While listening to music Press the SEND END button twice rapidly to track forward Answering a Call Answering a Call Music automatically mutes and pauses for an incoming call To answer a call while listening to music Press the SEND END button to answer the call Disconnecting a Call Press the SEND END button to disconnect the call Music automatically resumes ...

Страница 9: ...emoved If a filter becomes clogged it should be replaced A dirty filter will reduce earphone output A filter should be changed if the loudness decreases or the sound quality declines Note Filters are not reusable Filter Removal Filter Replacement 1 Remove Eartip 2 Insert tool into the filter 3 Remove filter 1 Insert a new filter and press gently against a hard surface to secure it in place 2 Re at...

Страница 10: ...e Balanced armature Sensitivity 1 kHz 105 dB SPL for a 0 1VRMS input Impedance 16 Ohms nominal Maximum output 120 dB SPL Maximum continuous input 0 55VRMS Microphone sensitivity 40 dBV Pa Cable 4 ft Weight 1 3 oz hf2 headset earphones can be worn with the cables in front or in back of the head The cable slider can be adjusted by moving it up or down for a snug fit ...

Страница 11: ...gnated service facility This warranty is in lieu of all other warranties expressed or implied including but not limited to any implied warranty of merchantability or fitness for a particular purpose Warranty Etymotic Research has spent twenty five years developing in ear technology for auditory research precision monitoring and critical listening Etymotic has developed many innovative hearing tech...

Страница 12: ...lk Grove Village IL 60007 www etymotic com 1 888 ETYMOTIC 2008 hf2 is a trademark of Etymotic Research Inc The earphones are covered by one or more of the following U S patents 4 677 679 4 763 753 5 887 070 RE38351 and other patents pending ...

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