THE BASE
Features and Functions
1.
Serves as the base station for 4 external lines and 15 internal lines.
2.
Provides 4 channels for simultaneous use by 4 handsets.
3.
Voice announce function (DISA).
4.
Digital wireless handsets that provide superior voice quality, no interference, and
privacy protection.
5.
Power supply: 9VDC input, with 110V~ 220V AC 50~60Hz adapter.
6.
Weight: 410g
7.
Dimensions: 210x183x50mm
Register button
Line 1~4 LED will lit while in use.
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UT-400D
has phone line detect function. It will detect the phone
line when the base power on. In standby mode Line 1~4 LED will
off. Line LED sparkled means that the base did not detect the
phone line. Please plug the PSTN phone line once again.
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