Grandstream IP PBX Audio 2xFXO/2FXS Ports 1000U [UCM6304A]

Analog Telephone FXS Ports: 4 RJ11 ports

All ports have lifeline capability in case of power outage
PSTN Line FXO Ports: 4 RJ11 ports

All ports have lifeline capability in case of power outage
Network Interfaces: Three self-adaptive Gigabit ports with PoE+

NAT Router: Yes (supports router mode and switch mode)

Peripheral Ports:

2 x USB 3.0
1 x SD card interface
Reset Switch: Yes, long press for factory reset and short press for reboot

LCD Display: 128x32 dot matrix graphic LCD with DOWN and OK buttons

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, NetEQ, FEC 2.0, jitter resilience up to 50% audio packet loss

Voice and Fax Codecs: Opus, G.711 A-law/U-law, G.722, G722.1 G722.1C, G.723.1 5.3K/6.3K, G.726-32, G.729A/B, iLBC, GSM; T.38

QoS: Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS

API: Full API available for third-party platform and application integration

Telephony Operating System: Based on Asterisk version 16

DTMF Methods: In-band audio, RFC4733, and SIP INFO

Provisioning Protocol & Plug-and-Play: Mass provisioning using AES encrypted XML configuration file, 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, STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP, Frame Relay (pending), IPv6, OpenVPN®

Disconnect Methods: Busy/Congestion/Howl Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect

Media Encryption: SRTP, TLS, HTTPS, SSH, 802.1X

Universal Power Supply: Input: 100 ~ 240VAC, 50/60Hz; Output: DC 12V, 2A

Dimensions: 485mm(L) x 187.2mm(W) x 46.2mm(H)

Weight:

Unit Weight: 2538g
Package Weight: 3463g
Temperature & Humidity:

Operating: 32 - 113ºF / 0 ~ 45ºC, Humidity 10 - 90% (non-condensing)
Storage: 14 - 140ºF / -10 ~ 60ºC, Humidity 10 - 90% (non-condensing)
Mounting: Rack mount & Desktop

Multi-Language Support: English, Simplified Chinese, Traditional Chinese, Spanish, French, Portuguese, German, Russian, Italian, Polish, Czech, Turkish

Caller ID: Bellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 – BT, NTT

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/workload, in-queue announcement

Customizable Auto Attendant: Up to 5 layers of IVR (Interactive Voice Response) in multiple languages

Maximum Call Capacity:

Users: 1000
Concurrent calls (G.711): 150
Max concurrent SRTP calls (G.711): 120
Maximum Attendees of Conference Bridges:

7 meeting rooms and up to 120 parties
Wave App: Free; Available for desktop (Windows 10+, Mac OS 10+), web (Firefox and Chrome Browsers) and mobile (Android & iOS), allows users to join UCM-hosted meetings, communicate with other users/solutions and make/receive calls using SIP accounts registered to a UCM6300 Audio series IP PBX

Firmware Upgrade: Supported by Grandstream Device Management System (GDMS), a zero-touch cloud provisioning and management system. It provides a centralized interface to provision, manage, monitor and troubleshoot Grandstream products

Compliance: FCC: Part 15 (CFR 47) Class B, Part 68, CE: EN 55032, EN 55035, EN 61000-3-2, EN 61000-3-3, EN 62368.1, ES 203 021, ITU-T K.21, IC: ICES-003, CS-03 Part I Issue 9, RCM: AS/NZS CISPR 32, AS/NZS 62368.1, AS/CA S002, AS/CA S003.1/.2, Power adapter: UL 60950-1 or UL 62368-1