1. Mute Button
(= Battery test)
Press the button to cut off the
microphone temporarily. Just
depress the button to resume
communication with your caller.
If the battery test indicator does
not light by pressing mute
button, replace all the batteries.
(Operational battery life : not
less than 2,000 hours)
2. Listening Volume Controller
You can increase or reduce the
volume of your caller s voice.
3. Handset / Headset Button
Press it for handset use and
depress it for headset use.
4. Battery test indicator
Press mute button, if it does not
right, replace all batteries.
5. Tone control switch
Set the tone Control Switch to
be soften or normal.
6. External power supply jack
()
You can use AC power adapter
(3V DC) instead of battery.
7. Handset Jack (HANDSET)
Connect your handset to this
jack.
8. Telephone jack (TEL)
Connect a telephone curly cord
supplied between the handset
jack of your telephone and
amplifier.
9. Stereo Jack for Recorder
The Stereo plug of recorder can
be connected (Option).
10. Telephone Compatibility
Switch
Compatibility setting between
telephone and amplifier.
11. Headset Compatibility
Swithch
Select the knob to the left or
right until you can hear.
12. Dip switch
For transmission level and
dynamic microphone.
[05]
Features
