| IP system
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IP system

Cablatel IP system


UCL504/502 IP PBX is a next-generation smart IP PBX System designed and optimized for today’s business telecommunication needs. UCL504/502 is an affordable, scalable, inter operable, secure and reliable solution which provides not only traditional PBX features such as Automated Attendant and Voicemail, but also many advanced features including Remote Extensions, Conference Bridge, Call Recording, Call Detail Records (CDR), Automatic Call Distribution (ACD), Web Dial, Unified Messaging (Voicemail to Email), and many more features. Highlights & Features – Fax to Email and WebRTC/ Web Dial – Paging and Intercom functions – Monitor and Whisper – HD Voice Codec G.722 for perfect voice quality – Strong security features protect your system from hacking UCL504/502 comes with 2 or 4 FXO ports for analog line connections, supports up to 30 extensions and up to 15 concurrent calls . Compatible with any SIP phone Digium, Grand Stream, Cisco, Zycoo, Yealink etc but we do prefer Fanvil. Comes with 3 year warranty.

Call Features


Call Back

Call Forward

Call Hold

Call Paging and Intercom

Call Park

Call Pickup

Call Queue

Call Recording

Call Routing

Blind Transfer

Attendant Transfer

Call Waiting

One Number Stations

Caller ID

Dial by Name

Music On Hold/Transfer

3-Way Conference

Video Call

Find me follow me

Voice mail to email


Security Features


Refuse SIP

Register DoS

Refuse Abort

Invite DoS

Refuse SSH Login DoS

System Capacities


Up to 15 Concurrent Calls

Up to 20 Conferences

Up to 30 Extensions

Recording: 36,000 min

(.gsm); 4,000 min (.wav)

Voicemail: 36,000 min

(.gsm); 4,000 mins (.wav)


Codecs & Protocols


Audio Codecs:


Alaw/G.72 6/G.729/GSM/SPEEX

Video Codecs: H.261/H.263/H.263+/H.264

Protocols: SIP (RFC3261)/IAX2



Network Features


DDNS Client DHCP Server


IP Assignment

(PPPoE/DHCP/Static) SNMP v1/v2

TR069 Static Route Table

Trouble Shooting

(Ping/Traceroute) VPN Client


VPN Server (PPTP/L2TP/OpenVPN/IPSec)



PBX Log Web

Access Log

PBX Debug Log


Hardware Interfaces

1 Reset Button

1 Power Interface

2 Ethernet Interfaces(WAN/LAN)

4 Analog Ports (FXO/FXS)

1 USB 2.0 Interface for Storage

1 Port


Hardware Specifications


Processor: DualCore A7(1GHz)


Storage: 8GB SD Card(Industry Standard)

Power Supply: Input AC 100~240V, 50/60Hz;

Output DC 12V/1A




Working Temperature: 0 ~ 40°C

Storage Temperature: -20 ~ 55°C

Humidity: 5 ~ 95% Non-condensing

Fanvil X4