Eight Extension Ports: Adds capacity for eight simultaneous phone connections, allowing gradual system growth aligned with hiring plans and budget constraints
Hot-Swappable Installation: Install the expansion card without powering down the PBX system, maintaining continuous phone service during capacity upgrades or maintenance procedures
Universal Protocol Support: Handles SIP, IAX2, and analog extensions through unified interface, providing flexibility for mixed equipment environments and legacy device integration
Independent Port Configuration: Configure each port individually for different extension types or security profiles, enabling customized deployment strategies across departments
Seamless System Integration: Operates as native PBX capacity with automatic detection and configuration, requiring minimal technical expertise for deployment and management
Dual SIM Card Support: Accommodates two SIM cards with automatic failover, ensuring continuous mobile connectivity even when one carrier experiences network issues
Cost Reduction: Routes calls through mobile networks with favorable rates or unlimited plans, significantly lowering telecommunication expenses compared to traditional PSTN services
Hot-Swappable Installation: Install or remove the module without system shutdown, allowing maintenance and upgrades without interrupting business communications
Caller ID Recognition: Displays incoming mobile caller information on connected IP phones, enabling proper call routing and improved receptionist workflow efficiency
SMS Functionality: Send and receive text messages through the PBX system, allowing automated notifications, alerts, and two-way SMS communication with customers
Dual FXO Ports: Connects two analog telephone lines to your IP-PBX, enabling cost-effective use of existing PSTN services alongside VoIP capabilities
Hot-Swappable Design: Install or replace the module without powering down your phone system, minimizing service interruption during maintenance or upgrades
Universal Compatibility: Works seamlessly with Yeastar S-Series VoIP PBX systems, allowing flexible expansion as communication needs evolve
Caller ID Support: Captures and displays incoming caller information from analog lines, ensuring proper call routing and enhanced receptionist efficiency
Echo Cancellation Technology: Eliminates voice echo on analog connections, delivering clear audio quality comparable to digital VoIP calls
500-User Scalability: Supports up to 500 extensions with 200 simultaneous calls, accommodating substantial organizational growth without hardware replacement or architectural redesign
Built-In Call Center Suite: Includes queue management, agent monitoring, real-time dashboards, and historical reporting, eliminating separate contact center software subscriptions and integration complexity
Multi-Tenant Capability: Operates as multiple independent phone systems within single hardware, ideal for managed service providers or organizations with distinct business units requiring isolated communication environments
High Availability Options: Supports active-standby failover configurations with automatic switchover, ensuring communication continuity during hardware failures or maintenance procedures
Comprehensive API Integration: Provides RESTful API and webhook support for CRM connectivity, custom applications, and third-party business tool integration without middleware requirements
Scalable Architecture: Supports up to 500 users and 100 concurrent calls, accommodating business growth without requiring system replacement or complex upgrades.
Hybrid Connectivity: Integrates analog lines, digital trunks, and SIP trunking simultaneously, protecting existing telephony investments while enabling gradual VoIP migration.
Built-in Call Center Tools: Includes queue management, wall boards, and real-time monitoring, eliminating the need for separate call center software purchases.
Microsoft Teams Integration: Connects Teams users with traditional phone systems seamlessly, enabling unified communications across different platforms without forcing complete ecosystem changes.
Advanced Mobility Features: Provides mobile apps, hot desking, and extension mobility, allowing employees to maintain full desk phone functionality from any location.
Enterprise-Scale Capacity: Accommodates up to 1,000 extensions and 200 simultaneous calls, supporting large organizational structures without performance degradation or system limitations.
Advanced Call Center Suite: Includes sophisticated queue management, skills-based routing, and comprehensive reporting tools, reducing the need for third-party call center platforms while improving customer service efficiency.
Flexible Trunk Integration: Supports simultaneous connections across analog lines, ISDN trunks, GSM networks, and SIP providers, enabling cost optimization through intelligent least-cost routing strategies.
Comprehensive UC Features: Delivers video conferencing, presence management, instant messaging, and desktop integration, creating a complete unified communications environment within a single platform.
High-Availability Architecture: Offers redundant power supplies and failover configurations, ensuring business continuity during hardware failures or maintenance windows.
2000-User Capacity: Supports up to 2000 extensions with 500 simultaneous calls, providing enterprise-scale communication infrastructure without recurring per-user licensing costs
Advanced Call Center Platform: Delivers sophisticated queue management, real-time analytics, workforce optimization tools, and omnichannel routing for professional contact center operations
Enterprise High Availability: Implements active-standby failover with sub-30-second switchover times, ensuring continuous communication during hardware failures or planned maintenance
Comprehensive Multi-Tenancy: Manages up to 100 independent tenant environments with isolated resources, enabling MSPs to consolidate infrastructure while maintaining complete client separation
Hardware-Accelerated Processing: Utilizes dedicated DSP resources for transcoding and media processing, maintaining call quality under maximum concurrent call loads
Cost-Effective Scalability: Supports up to 20 extensions and 10 simultaneous calls, providing room for business growth without requiring expensive system replacements or complex upgrades.
Plug-and-Play Deployment: Pre-configured auto-provisioning simplifies IP phone setup, eliminating technical expertise requirements and reducing installation time from hours to minutes.
Multi-Site Connectivity: Creates free inter-office calling between locations through SIP trunking, reducing telecommunications costs for businesses with multiple branches or remote workers.
Integrated Mobility: Includes mobile apps and softphones that replicate desk phone functionality, enabling employees to maintain professional presence while working remotely or traveling.
Flexible Trunk Options: Connects traditional phone lines through analog adapters or SIP providers, allowing gradual migration from legacy systems without service interruption.
50-User Capacity: Supports up to 50 extensions and 25 concurrent calls, accommodating company growth without requiring system replacement or expensive capacity upgrades
Modular Expansion Architecture: Accepts analog, digital, GSM, and additional extension cards through internal slots, enabling customized deployment strategies matching specific connectivity requirements
Integrated Call Management: Includes built-in auto-attendant, voicemail-to-email, call recording, and conference bridging, eliminating separate service subscriptions and reducing monthly operational costs
Multi-Site Connectivity: Links remote offices through SIP trunking or VPN connections, creating unified dial plans and extension dialing across distributed locations
Zero Licensing Fees: Operates without per-user or feature licensing costs, providing predictable total cost of ownership compared to subscription-based cloud PBX alternatives
Quad-Channel GSM Connectivity: Supports four independent SIM cards simultaneously, enabling load balancing across multiple carriers and automatic failover when primary connections experience issues.
Intelligent Call Routing: Automatically selects the most cost-effective GSM channel based on destination numbers and carrier rates, reducing monthly telecommunications expenses by up to 60% compared to traditional trunking.
Bidirectional Call Flow: Handles both GSM-to-VoIP and VoIP-to-GSM traffic, allowing mobile phones to call office extensions directly while enabling desk phones to present mobile caller IDs.
SMS Integration: Sends and receives text messages through IP PBX systems, enabling automated notifications, two-factor authentication, and customer communication without separate messaging platforms.
Network Redundancy: Provides backup connectivity when primary SIP trunks or landlines fail, ensuring business continuity during internet outages or carrier disruptions.
Quad-SIM LTE Support: Accommodates up to four SIM cards simultaneously, allowing flexible carrier selection and automatic failover to maintain uninterrupted service during network disruptions.
Bidirectional Call Routing: Enables both GSM-to-VoIP and VoIP-to-GSM call conversion, providing complete flexibility for routing calls through mobile networks or IP systems based on cost and availability.
Advanced Call Management: Includes caller ID passthrough, DTMF relay, and call recording capabilities that preserve essential communication features when bridging cellular and IP networks.
Flexible Connectivity Options: Features standard SIP protocol support for seamless integration with most IP-PBX systems, including Yeastar, Asterisk, 3CX, and other SIP-compatible platforms.
Built-in Reporting Tools: Provides detailed call logs and statistics through an intuitive web interface, enabling administrators to monitor usage patterns and optimize routing strategies.
Eight Independent GSM Channels: Supports up to eight SIM cards with individual channel management, allowing simultaneous calls across different carriers or geographic regions to maximize availability and cost efficiency.
Intelligent Call Routing: Automatically selects optimal routes based on predefined rules including least-cost routing, time-based routing, and carrier selection to minimize communication expenses without manual intervention.
Comprehensive Codec Support: Includes G.711, G.722, G.726, and G.729 codec compatibility that ensures high-quality voice transmission while adapting bandwidth usage to network conditions and quality requirements.
Universal PBX Compatibility: Works seamlessly with standard SIP-based phone systems including Asterisk, FreeSWITCH, Elastix, and Yeastar's own PBX series through industry-standard protocols requiring minimal configuration.
Remote Management Capability: Features web-based administration and SNMP support for centralized monitoring, enabling IT teams to configure settings, review call statistics, and troubleshoot issues from any location.