| Product Details | |
| Analog Telephone FXS Ports | 2 ports (both with lifeline capability in case of power outage) |
| PSTN Line FXO Ports | 2 ports (UCM6202); 4 ports (UCM6204); 8 ports (UCM6208) |
| Network Interfaces | Dual Gigabit RJ45 ports with integrated PoE Plus (IEEE 802.3at-2009) |
| NAT Router | Yes (supports router mode and switch mode) |
| Peripheral Ports | USB, SD |
| LED Indicators | Power/Ready, Network, PSTN Line, USB, SD |
| LCD Display | 128x32 graphic LCD with DOWN & OK button |
| Reset Switch | Yes |
| Voice-over-Packet Capabilities | LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation,Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 |
| Voice and Fax Codecs | G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, GSM, AAL2-G.726-32, ADPCM; T.38 |
| Video Codecs | s H.264, H.263, H263+ |
| QoS | Layer 3 QoS, Layer 2 QoS |
| DTMF Methods | In Audio, RFC2833, and SIP INFO |
| Digital Signaling | TPRI, SS7, MFC/R2, RBS (pending) |
| Provisioning Protocol & Plug-and-Play | TFTP/HTTP/HTTPS, auto-discovery & auto-provisioning of Grandstream IP endpoints via ZeroConfig (DHCP Option 66 multicast SIP SUBSCRIBE mDNS), eventlist between local and remote trunk |
| Network Protocols | TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH,HTTP/HTTPS, PPPoE, SIP (RFC3261), STUN, SRTP, TLS, LDAP |
| Disconnect Methods | s Call Progress Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect, Busy Tone |
| Media Encryption | SRTP, TLS, HTTPS, SSH |
| Universal Power Supply | Output: 12VDC, 1.5A; Input: 100 ~ 240VAC, 50 ~ 60Hz |
| Physical | UCM6202/6204: Unit weight 0.51kg, Package weight 0.94kg UCM6208: Unit weight 2.23kg, Package weight 3.09kg |
| Dimension | UCM6202/6204: 226mm L x 155mm W x 34.5mm H UCM6208: 440mm L x 185mm W x 44mm H |
| Environmental | Operating: 32 ~ 104ºF / 0 ~ 40ºC, 10 ~ 90% (non-condensing); Storage: 14 ~ 140ºF / -10 ~ 60ºC |
| Mounting | Wall mount & Desktop (UCM6202/6204); Rack mount & Desktop (UCM6208) |
| Multi-Language Support | English/Simplified Chinese/Traditional Chinese/Spanish/French/Portuguese/German/Russian/ Italian/Polish/Czech for Web UI;Customizable IVR/voice prompts for English, Chinese, British English, German, Spanish, Greek, French, Italian, Dutch, Polish,Portuguese, Russian, Swedish, Turkish, Hebrew, Arabic; Customizable language pack to support any other languages |
| Caller ID | Bellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 - BT |
| Polarity Reversal/Wink | Yes, with enable/disable option upon call establishment and termination |
| Call Center | Multiple configurable call queues, automatic call distribution (ACD) based on agent skills/availability/busy level, in-queue announcement |