E1/T1

E1/T1

A European format for digital transmission. E1 supports signals at 2 Mbps (32 channels at 64Kbps, with 2 channels reserved for signaling and controlling), versus the T1, which carries signals at 1.544 Mbps (24 channels at 64Kbps).

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Plantronics Calisto P240 USB Handset

Plantronics Calisto P240 USB HandsetThis is a portable USB handset for PC communications, it has noise cancelling microphone, wideband audio and a familiar handset desing.

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United States Glamore Telecomm inc

Myphonefree is a low cost telecommunications service provider based in Dallas, Texas. We use VoIP technology to carry voice calls from your regular phone ( wireline or wireless), IP phone (SIP or H.323), or PC phone (softphone) to another phone. We have r

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