keywords: ip pbx voip gateway gsm gateway

OpenVox UC501 IPPBX

IPPBX with 1-8 analog interfaces;

Up to 300 extension register;

Up to 150 concurrent calls with G.711 codec.

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  • Specifications

    UC501 IPPBX is an upgraded version of UC500. It can be pre-installed with OpenVox IPPBX system or other open-source communication system chosen by customers. It has built-in Uninterruptible Power Supply(UPS) and full PBX functions to meet different usage scenarios.

    The UC501 is equipped with up to 8 analog ports and 2 Ethernet interfaces for seamlessly integrating VoIP trunks and your existing PSTN lines. In addition, UC501 supports a wide selection of codecs and signaling protocols, including G711 (alaw/ulaw), G722, OPUS, AMR-NB/WB, SILK, G723.1 G726, G729, GSM, ADPCM, iLBC, H263, H263P, H264 , VP8. Taking full advantages of open source platform, the UC Series appliances support industry standard SIP trunks, IAX2 trunks, analog PSTN trunks, and analog station trunks.

    In addition, the UC501 is modular in design, equipped with 2FXO/2FXS/1FXO&1FXS modules, and with a detachable chassis, users can easily change the port type or expand the system.

    Technical Specification

    • Up to 300 extension register
    • 150 concurrent calls
    • Recording: 86,000 mins (.gsm); 9,500 mins (.wav)
    • Voicemail: 86,000 mins (.gsm); 9,500 mins (.wav)
    • Network Interface: 1*10/100M LAN port,1*10/100M WAN port
    • USB Port: 1×USB 2.0 for external storage or disaster recovery system
    • External Storage: 1×SD slot, support up to 128G
    • Telephony Interfaces: FXS/FXO interface, Optional
    • Storage: 16GB Onboard Flash
    • RAM: DDR3 1GB
    • 1 MIC Interface: Audio Input
    • 1 SPK Interface: Audio Output
    • Power Consumption: 12V/1.3A,16W Maximum
    • Operational Temperature: 0°C to 50 °C
    • Storage Temperature: -20 °C to 65 °C
    • Size: 250*147*44mm
    • Weight: 858g


    • RoHS Compliant
    • Certificates: CE and FCC


    • DHCP Server
    • DHCP Client List
    • Assign IP Address to Host


    • Firewall
    • Audit
    • Weak keys


    Users can choose two module accessories to customize.

    • FXO-200+FXO-200
    • FXO-200+FXS-200
    • FXS-200+FXS-200

    Software & Platform:

    • Linux OS
  • Features


    • Import/Export Extensions
    • Call Transfer
    • Follow-Me/Ring Group/Queue
    • Quickly Auto Provision IP Phones
    • Support IMS
    • Flexible Inbound/Outbound Route
    • Blacklist
    • AutoCLIP
    • Time Condition
    • PIN List
    • Automated Attendant (IVR)
    • Phonebook
    • LDAP Service
    • Wakeup Service
    • DISA (Direct Inward System Access)
    • Conference
    • Call Back
    • Call Parking
    • Paging and Intercom
    • Speed Dial
    • Call Recording
    • Music On Hold
    • Support Open API Protocol (based on Asterisk)
    • Click2call
    • Support WebRTC
    • Access Control Interface based on ACL
    • AI TTS
    • SIP Instant Messaging


    • Call Detail Records (CDR)
    • Billing Report


    • Up to 8 FXS/FXO (PSTN/POTS) Analog Port
    • Support SIP & IAX2
    • Abundant HD voice codecs: OPUS, AMR-NB/WB, G.722, SILK and VP8
    • HD Video Calls
    • Echo Canceller


    • Simple and Convenient Configuration via Web GUI
    • User Portal
    • Extension User Privileges
    • System Administrators Monitor
    • Event Notification
    • Support Backup/Restore
    • Remote Management
    • Hot Standby


    • Network configuration
    • Support Static Route
    • Support Fail2ban
    • Secure SIP calling (TLS encryption)
    • Support Multiple VPN protocols including OpenVPN, L2TP, N2N, SSTP(Not available for EAEU)


    • Voicemail
    • Missed Calls Notification
    • Email Server
    • Antispam support
    • Support Mail Relay
    • Fax to Email


    • Two-Year Warranty (UPS Battery 1 Year)
    • 3-Month "No-Question Asked Return Policy"
  • Accessories


    Each module supports 2 FXO ports.


    Each module supports 2 FXS ports.



    Each module supports 1 FXO and 1 FXS ports.

  • Demo

    Online Demo

    Username: admin


  • Use Cases