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PT-301CB/PT-302CB User Manual
I. Hardware specifications：
1. Current Sinking: 150mA(Max.)@5V.
2. Frequency Response: 15~20KHz@-10dBV input signal.
3. Storage Temperature：-40℃～+85℃。
4. Operating Temperature：0℃～+40℃。
5. Machine Dimension：145X80X25mm。
6. Parts：Main body,USB cable（Type A〈-----〉Mini）。
7. Panel description：
A. PT-302CB (Version RJ9)：
A1. Power LED：USB 5V power display.
A2. USB：connect to USB connector of PC.
A3. Headset：connect Plantronic PRACTICA SP11/12 Headset.
A1
A3
A2
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B. PT-301CB(Version Headset)
B1. Power LED：USB 5V Power Display.
B2. USB：connect to USB connector of PC.
B3. Earphone＆Mic：connect Plantronic PRACTICA SP11/12 Headset or normal speaker
and micphone。
II. Setep of Operation Setting ：
III.
1. Please disable default audio device of pc as follows.
B1 B3
B2
1.Computer
2. Right button of mouse
3. Select Properties
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Select Device
Manager
1.Open Sound, video and Game Controller
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1. Select audio device
2. Right button of mouse
3. Select Disable
Select Yes Botton
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2. Connect USB cable to PC and PT-301CB/PT-302CB。
Audio devices are
disabled.
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3. Device Manager Audio setting will be as follows.
4. Device Manager Sound Setting：
A. Speaker Volume Setting：
1. Start
2. Control Panel.
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1. Select Hardware and Sound
1. Select Sound
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A1. Please choose another Speaker device，the setting same above step.
1. Select Speaker
2. Select Properties
1. Select Level
2. Adjust level 50 (Reference)
3. Select OK
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B. Microphone Volume Setting：
1. Select Microphone
2. Select Properties
1. Select Custom
2. Disable AGC
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5. Application Software Operation setting (e.g Skype and SJphone),the Setep as follows.
A. Skype Setting︰
Select Audio
Settings
1. Select Levels
2. Adjust level 50 (Reference)
3. Select OK
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B. SJphone setting︰
1. Microphone Select USB PnP Sound Device
2. Select Automatically adjust microphone settings
1. Speaker Select USB PnP Sound Device
2. Disalbe Automatically adjust speaker settings
Select Settings
Adjust level center
Adjust level center
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IV. Other：
1. Support WIN 7,Linux。
2. PT-301CB/PT-302CB can make 3 conference call through different sip phone software e.g
Skype and SJphone.
1. Select Audio
1. Select Automatically adjust
microphone volume
2. Disalbe Automatically adjust
silence detection level
3. Disalbe Directsound for
improved audio performance
DiretX version installed
1. Playback Select 2-USB PnP
Sound Device
2. Recording Select 2-USB PnP
Sound Device
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