External/Internal Transfer
The external call transfer – is the call transfer to a telephone line other than the company’s telephone line. The internal call transfer – the transfer of an incoming call to another addressee registered on the same telephone line.
Grandstream has introduced us with a new device model. This new handset, according to characteristics, can rival Gigaset and Panasonic. The main advantage of this device is 4 simultaneous calls to one base, allowing a registration of up to 5 handsets.
TeleAlpha Pte Ltd
TeleAlpha Pte Ltd is a Singapore Service-Based Operator （SBO）.We are focus on the VoIP voice Service. Both Wholesale & Retail.
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