Features of ISDN PRI by BSNL

Key Features -

• Digital telephone line as opposed to ordinary analog phone line.
• 30 (B) channels over a single pair of ordinary telephone copper wires.
• Useful for connecting private exchange (EPABX) of Corporates to the PSTN telephone network.
• Also useful for DID franchisees of BSNL and ISPs (for their incoming traffic)
• Better voice quality due to digital transmission of voice & data.
• Capable of both voice & date usage.
• Video conferencing and other data applications possible by utilizing required number of B channels.

Value Proposition-

• PRI is capable of delivering CLI in both directions so that the telephone number of an extension, rather than a company’s main number, can be sent.
• Faster call set up.
• Superior audio fidelity
• Lower cost

Commercials features-

• A number of usage plans available suitable for low as well as high traffic.
• Call charges reduce with traffic volume.