I purchased 7 mls-18d phones for a small office. In about 6 weeks 4 of the phones have died. They all do the same thing. When plugged in for about 20-30 minutes they start an odd beeping sound and are completely unusable. If I press the line 1 button and hold it I can hear a dialtone but it is...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.