Blog Office Phone IT Warehouse

  1. The Rise of VOIP and Fall of the “Landline PT.1” : PSTN vs VOIP SIP!

    PSTN vs VOIP / SIP

    VOIP / SIP Phone Systems vs traditional PSTN Landlines is the question I am often asked. It wast that long ago that if you needed to make 30 years ago. Traditional landlines haven’t really changed much since their introduction all those years ago. Wires from the local exchange are routed to your home and business either by overhead telegraph poles or in more recent years under the ground.

    pstn vs voip

    The reliance on physical cables or “wires” means that landlines by their very expensive to maintain.Some of these cables were laid over 40 years ago and cable technology has moved on leaps and bounds since.  If you wanted extra lines it meant an engineer visit and the costs associated with that.

    Read more »
  2. Is the Yealink T21P-E2 Sip Phone just Entry Level or a Budget Winner?

    Yealink T21P-E2

    Is the Entry Level Yealink T21P-E2 a Budget Bargain or an Epic Fail ?

    As SIP phones go the Yealink T21P-E2 is considered an entry-level phone.  With a price of less than £50, what can we expect, after all, £50 is not a lot of money for something you expect to get years of service from. Let us take a quick look at this phone and see ifs worth buying.

    Main Features of Yealink T21P-E2 IP Phone

    • 2 Sip Accounts
    • 10/100 POE Ethernet & barrel type Jack
    • Web Interface for extended configuration
    • 132x64-pixel graphical LCD with backlight
    • 3 way audio support for conferencing
    • Handsfree Speaker/mic
    • Headset Port
    • HD Call Support
    • Wall Mountable
    Read more »