ADI Technologies brings enterprise VoIP, Asterisk PBX, VICIdial Call Center and complete voice & data communication services to Kolkata. With a local dealer and distributor presence, we deliver fast deployment and on-site support.
Enterprise-grade voice & data services delivered locally in Kolkata with pan-India support.
High-quality SIP trunking & VoIP termination for businesses in Kolkata.
Custom Asterisk PBX design, installation & support in Kolkata.
Complete VICIdial deployment and support for call centers in Kolkata.
Replace your PRI lines with cost-effective SIP trunks in Kolkata.
Hosted cloud PBX with IVR, recording & routing for Kolkata businesses.
On-premise IP PBX hardware & software solutions deployed in Kolkata.
SIP desktop, conference & wireless IP phones supplied in Kolkata.
FXO, FXS, GSM & PRI VoIP gateways installed in Kolkata.
Predictive & progressive call center dialer solutions in Kolkata.
Professional noise-cancelling headsets for call centers in Kolkata.
Zone-based IP paging & PA systems deployed in Kolkata.
SIP door phones & video intercom systems for Kolkata premises.
PoE-powered SIP ceiling & wall speakers installed in Kolkata.
Enterprise Wi-Fi 6 access points supplied & installed in Kolkata.
Managed & unmanaged gigabit switches for LAN infrastructure in Kolkata.
PoE / PoE+ switches for IP phones, cameras & APs in Kolkata.
SFP & SFP+ fiber switches for campus backbone networks in Kolkata.
Business Wi-Fi 6 routers with VPN & multi-WAN for offices in Kolkata.
USB 3.0 & USB-C pen drives, bulk supply available in Kolkata.
Server & surveillance HDDs and SSDs supplied in Kolkata.
DDR4/DDR5 desktop, laptop & ECC server RAM available in Kolkata.
Business & call center laptops bulk supply with support in Kolkata.
SLA-backed maintenance contracts for voice infrastructure in Kolkata.
FreePBX installation, configuration & support for businesses in Kolkata.
GoAutoDial call center setup, dialer configuration & support in Kolkata.
Issabel unified communications deployment & support in Kolkata.
Sangoma & Digium PRI / E1 card supply, installation & support in Kolkata.
Airtel SIP trunking configuration & Asterisk/FreePBX integration in Kolkata.
Tata Communications SIP trunking setup & support for offices in Kolkata.
Jio SIP trunking configuration & Asterisk integration in Kolkata.
Vodafone Idea SIP trunking configuration & support for Kolkata businesses.
BSNL SIP trunk configuration & integration for businesses in Kolkata.
Reliance SIP trunking configuration & support for companies in Kolkata.
Authorized for leading voice, networking & IT brands — available in Kolkata.
Authorized dealer / distributor in Kolkata for fast on-site response.
Asterisk & VICIdial certified technicians serving Kolkata.
NOC-backed remote support for all voice deployments across India.
Open-source based solutions — save up to 70% on communication costs.
Get a free consultation for VoIP & Call Center in Kolkata.
📍 Noida, Uttar Pradesh, India
