Our Services

Telecom Software & Technology Solutions
for a Connected World

At Beltalk Pvt. Ltd., we specialize in delivering cutting-edge telecom software and technology solutions to clients worldwide. With deep expertise in VoIP, SIP, WebRTC, real-time communications, and scalable architecture, we help telecom operators, contact centers, enterprises, and technology providers modernize their communication infrastructure and improve operational efficiency.

Our services cover end-to-end product development, custom integration, white-label solutions, and specialized consulting — enabling our clients to stay ahead in a competitive industry.

Contact Center Solutions

Our advanced Contact Center Software is designed for inbound, outbound, and blended communications. Built using Asterisk, FreeSWITCH, and WebRTC, our platform supports multi-tenant deployments, enabling service providers to manage multiple clients on a single infrastructure while ensuring data isolation and security.

Key Features

Predictive, Preview, and Manual Dialing
AI-Powered Answering Machine Detection (AMD)
Live Call Monitoring & Whisper/Barge
CRM Integration & Screen Pop-ups
Call Recording & Analytics
Skill-Based Routing
Time-Zone Based Campaigns
Compliance with TCPA, DNC, and GDPR

Our contact center solution is highly scalable, capable of supporting hundreds to thousands of agents, whether in-office or remote

Class 4 Softswitch Solutions

We offer robust Class 4 Softswitch systems for wholesale VoIP providers, ensuring high-volume routing, carrier-grade performance, and advanced security measures.

Core Capabilities

High CPS (Calls Per Second) Handling
Real-Time Call Routing & LCR (Least Cost Routing)
Failover & Redundancy
Protocol Conversion (SIP-I/SIP, SIP-T)
Real-Time Billing & CDR Processing
Fraud Detection & Prevention Tools
Carrier Management & Interconnection

Whether you’re running an international wholesale network or a regional VoIP business, our Class 4 Softswitch ensures optimal call quality, security, and profitability.

Fraud Prevention Tools

Telecom fraud is a multi-billion-dollar global problem. Beltalk develops fraud detection and prevention systems that work in real time to identify anomalies, block suspicious calls, and protect your network from revenue loss.

Our Fraud Prevention Features

AI & ML-Based Traffic Analysis
Real-Time Call Pattern Monitoring
Blacklist & Whitelist Management
Automated Alerts & Blocking
International Revenue Share Fraud (IRSF) Protection
Account Takeover Detection

Our solutions are lightweight, fast, and easily integrable with your existing systems, helping you safeguard your network 24/7.

AI-Based Answering Machine Detection (AMD)

We have developed AI-powered AMD technology that can detect answering machines or voicemail greetings within 1-2 seconds, ensuring outbound dialers connect agents only to live human recipients.

Benefits

Reduces Agent Idle Time
Increases Contact Rates
Improves Campaign ROI
Works with Any Dialer System
Compatible with Asterisk & FreeSWITCH

Our AMD solution is built on advanced speech recognition, audio pattern analysis, and machine learning models, delivering high accuracy even in noisy environments.

Outbound Dialer Solutions

We design predictive, progressive, and preview dialers tailored to outbound sales teams, debt collection agencies, and telemarketing firms.

Dialer Features

Adjustable Dialing Ratios
Real-Time Campaign Reporting
Integration with CRM & Lead Management Systems
Time Zone & Compliance Controls
Disposition Management
Agent Scripting & Sales Tools

Our dialers ensure maximum agent talk time while minimizing dropped calls, keeping you compliant with US, UK, and international dialing regulations.

Unified Communications (UC) Solutions

We deliver all-in-one communication platforms combining voice, video, chat, and collaboration tools — ideal for enterprises and service providers looking to offer UCaaS (Unified Communications as a Service).

Capabilities

SIP & WebRTC Calling
HD Video Conferencing
Instant Messaging & File Sharing
Presence & Availability
Mobile & Desktop Apps
PBX Features (IVR, Call Forwarding, Voicemail-to-Email)

Our UC solutions are white-label ready, enabling service providers to launch their own branded UCaaS offerings quickly.

White-Label Solutions

We design predictive, progressive, and preview dialers tailored to outbound sales teams, debt collection agencies, and telemarketing firms.We understand that telecom service providers often prefer to offer branded products without building them from scratch. Our white-label software solutions allow you to rebrand and resell our proven telecom platforms under your own brand identity.

Advantages of White-Labeling with Beltalk

Ready-to-Deploy Platforms
Fully Customizable UI/UX
Scalable Cloud Infrastructure
Technical Support & Maintenance
Faster Time to Market

From contact center systems to UC platforms and VoIP billing software, we make it easy for you to expand your product portfolio instantly.

Custom Telecom Development

We specialize in custom-built telecom applications, tailored to unique business requirements. Whether it’s real-time call analytics, integrations with third-party APIs, or IoT-based communication systems, we can design, develop, and deploy solutions to fit your exact needs.

Technologies We Work With

Asterisk, FreeSWITCH, Kamailio, OpenSIPS (Telephony Frameworks)
Node.js, React.js, WebRTC, WebSockets (Web Development & Real-Time Communication)
SIP, RTP, SRTP (VoIP Protocols)
Cloud Platforms (AWS, Azure, GCP)

Consulting & Integration Services

Our telecom consulting services help companies optimize performance, reduce costs, and ensure compliance with global telecom regulations. We also offer integration services to connect our solutions with your existing CRMs, ERPs, billing systems, and third-party APIs.

Consulting Areas

Network Architecture Design
Scalability & High-Availability Planning
Security & Fraud Risk Assessment
Compliance Audits (FCC, GDPR, PCI-DSS)

Integration Expertise

Salesforce, Zoho, HubSpot
Custom Lead Management Systems
VoIP Billing Platforms
AI Speech Analytics

Why Choose Beltalk?

Proven Expertise

Years of experience building carrier-grade telecom software.

Global Reach

Serving clients across USA, Europe, Middle East, and Asia.

Cutting-Edge Technology

AI, Machine Learning, WebRTC, and advanced VoIP protocols.

Customizable Solutions

Tailored to your business needs.Kolkata, India

Compliance & Security

Adhering to strict telecom regulations.

End-to-End Support

From consultation to deployment and ongoing maintenance.

Partner With Us for Your Next Telecom Project

Whether you’re launching a new VoIP service, upgrading your contact center infrastructure, or looking to integrate AI into your telecom operations, Beltalk is your trusted partner.

We don’t just build software — we build scalable, secure, and high-performance communication ecosystems that help you succeed in today’s competitive market.