Grandstream UCM6510 IP-PBX Phone System PRI E1/T1/J1

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The UCM6510 IP-PBX is designed to offer the most advanced attributes of audio, video, data, and mobility to the businesses of every size, either medium or large and the enterprises, either small or medium. The UCM6510 IP-PBX appliance is made to be customizable, offers scalability and complete network solution. All these features converged in one appliance, like audio, video, fax, video surveillance, data and mobility, can anchor any communication network, is powered by the advanced hardware and software functionalities.



The UCM6510 connects to the communication network with easy to manage on premise. This IP PBX appliance is designed and delivered equipped with a suite of up-to-date features of call handling and network data. There is no need for licensing or fees. It’s quite scalable, and it gives deployments which allow up to 2000 users, and support E1, T1 and J1. The UCM6510 series combines multiple communication technologies like audio, video, data tools, surveillance and facilities access management into one device that can be controlled even from a distance. Having features, for example, customizable call-routing, call queues, multi-level IVRs, multi-site peering, auto-attendant, SIP video support, call detail records, voicemail/fax forwarding to email and many more, the UCM6510 gives fully unified communications.

Features & Specifications

  • Up to 2000 SIP endpoint registrations
  • Up to 200 concurrent calls
  • Up to 64 conference attendees
  • Quickly set up and provision Grandstream endpoints using the Auto-Discovery and Zero Configuration feature within the product’s web user interface
  • 1GHz quad-core Cortex A9 processor
  • 32GB Flash
  • 1 Integrated T1/E1/J1 interface
  • 1GB DDR3 Ram
  • 2PSTN trunk FXO ports
  • Gigabit network ports with Integrates PoE, USB, SD card, integrated NAT router
  • 2 analogue telephone/Fax FXS ports with lifeline capability
  • Comprehensive security protection with the use of HTTPS, TLS and SRTP with hardware encryption accelerator
Product Details

Data sheet

Caller IDBellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 – BT, NTT Japan
CodecG.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, OPUS, iLBC, GSM, RTX, AAL2-G.726-32, ADPCM; T.38
Dimensions440mm (L) x 185mm (W) x 44mm (H)
Display128x32 dot matrix graphic LCD with DOWN and OK buttons
DTMFInband, RFC4733, and SIP INFO
Max Concurrent CallsUp to 2000 registered SIP endpoints, up to 200 concurrent calls
MountingRack mount
NAT RouterYes
Operating humidity10-90% (non-condensing)
QoSLayer 3 QoS, Layer 2 QoS
Video CodecsH.264, H.263, H.263+, H.265


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