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).
Aastra 6739i SIP VoIP phone is a high-performance desktop phone with a touch screen and provides high-quality corporate communications with advanced features such as Bluetooth and Gigabit Ethernet.
C3Call Telecom Pte Ltd
Established in year 2000, C3Call Telecom Group hold licenses in Singapore, S Korea, Vietnam and Cambodia to provide telecommunications services to its partners. Today, we are interconnected to more than 100 telco partners worldwide.
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