Accutone DT808 Посібник користувача - Сторінка 4
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Також для Accutone DT808: Посібник користувача (4 сторінок)
Друкувати сторінку4. Detailed Technical Specifications.
DT SERIES
General Characteristics
Type
Speaker
Microphone
Cord Length
Plug
Speaker Characteristics
Type
Rated Impedance
Rated Power Input
Maximum Power Input
Frequency Range
Sensitivity
Microphone Characteristics
Type
Impedance
Sensitivity
Directivity
Operation Voltage
Current Consumption
Inline Volume Control Features
Anti-Radiation Circuitry
Muting
Reception Level
Transmission Level
User Manual
User Manual
DT808
DT818
Monaural Over-the-Head
ø27mm
ø40mm
ø6 x 2.7mm
ø6 x 2.7mm
1.2 meters with volume control
2.5mm golden plug
Receiver
Speaker
32W±20% (@1V, 1kHz)
10mW
10mW
30mW
50mW
300 ~ 4,000Hz
20 ~ 20kHz
107dB±3dB
104dB±3dB
Electret Condenser Microphone (ECM)
1,000W
-60dB±4dB/µBar
Noise-cancelling
1.5 ~ 10V (DC)
<500mA
Blocks radiation generated by DECT phone
ON/OFF selector for microphone muting
Rotatable potentiometer for speaker volume
adjustments
3 position levels for microphone gain
adjustment
5. Precautions, Trademark and Ownership.
Please read the following safety instructions before using your DT-series headset
WARNINGS
Listening with device at high volume may damage your hearing.
Ÿ
Adjusting the volume for microphone or speaker too high may cause squealing
Ÿ
(feedback sound) and can cause damage to your hearing.
Do not pair the device with any equipments not specified by this user manual. Use
Ÿ
only with standard DECT cordless telephones with 2.5mm jack.
Device must be hooked up according to the method listed out in this manual.
Ÿ
Place product far away from water, fire, extended exposure of direct sunlight or
Ÿ
magnetic field, and places of excessive dust, moist, rain, shock or electromagnetic
radiation.
Do not drop this device or subject it to external shock which may cause
Ÿ
malfunction.
Do not dissemble or attempt to open up the casing under any circumstances,
Ÿ
contact your local dealer or retail outlet on repair or replacement.
Whenever unplugging the 2.5mm plug from the DECT phone, apply force to the
Ÿ
plug part only. Jerking the cord instead of the plug may cause damage to the
product.
Do not use liquid cleanser or aerosol cleanser as they may damage the device or
Ÿ
finish of the product. Use a dry cloth to clean the external portions of the product.
Prevent the headset from coming into contact with moisture or liquid, to protect
Ÿ
against damage to it or injury to you.
RECYCLING
The DT series headset is WEEE compliant and must be recycled or disposed
Ÿ
properly. Contact your local recycling center for proper disposal.
WARRANTY
Do not remove or alter any serial number print or sticker on any part of the
Ÿ
device, as this will automatically void the product's warranty.
TRADEMARK & OWNERSHIP
Accutone and the logo design combined are trademarks or
Ÿ
registered trademarks of Accutone Technologies Limited.
User Manual
DT808 / DT818 Anti-Radiation Headset
P .6