Prism Electronics And Technologies

1. Users Supported: Up to 500 users

2. Concurrent Calls: Up to 75 simultaneous calls

3. FXO / FXS Ports: 1 FXO + 1 FXS

4. Conferencing: Built-in audio, video & web conferencing

5. Network Interface: 2× Gigabit Ethernet ports

7. Built-in audio & video conferencing

8. Advanced call routing, IVR, call recording & voicemail

9. Secure remote access for work-from-anywhere teams

10. Compatible with SIP trunks, IP phones & softphones

11. High security with encryption and firewall protection

12. Easy web-based management

13. Ideal for offices, retail, clinics & enterprises

The Grandstream UCM6302 is an all-in-one business IP PBX system that unifies voice, video, messaging, conferencing, and collaboration on a secure platform — ideal for small to medium businesses. It requires no per-user licensing and supports robust connectivity with SIP trunks and IP extensions.

• IP Extensions: Up to 1000 users / endpoints

• SIP Trunks: Up to 100 (approx)

• Concurrent Calls:
  • Up to 150 simultaneous calls (G.711)
  • Up to 100 concurrent SRTP encrypted calls

  Ports & Interfaces

  • FXO Ports: 2 × RJ11 (for PSTN lines)

  • FXS Ports: 2 × RJ11 (for analog phones/faxes)

  • Network: 3 × Gigabit Ethernet (10/100/1000) with PoE+ support & NAT routing

  • Peripheral: 1 × USB 2.0, 1 × USB 3.0, SD card slot

  • Display: 320 × 240 color touchscreen (shortcut UI)

1. IP Extensions: Supports up to 1000 IP Extensions
2. SIP Trunks: Supports up to 128 SIP Trunks
3. Concurrent Calls: Handles up to 256 simultaneous calls
4. Network Interfaces: Gigabit Ethernet with PoE+ support
5. Ports: 4 FXO + 4 FXS (analog line and phone support)
6. FXO/FXS Ports: 4 FXO + 4 FXS for legacy phone/PSTN connectivity
7. Network Interfaces: 4× Gigabit Ethernet ports with PoE+ support
8. Conferencing: Built-in audio & video conferencing support
9. Voice Codecs Supported: G.711, G.729, G.722, Opus, iLBC, GSM
10. Security: TLS/SRTP encryption, HTTPS, built-in firewall
11. Remote Access: Secure remote extension support (easy WFH)
12. Web UI: Browser-based management dashboard
13. Cloud Management: GDMS provisioning & monitoring
14. Voicemail Storage: On-board voicemail & voicemail-to-email
15. Call Recording: Automatic & on-demand recording
16. Power: 12 V DC / PoE+
17. Operating Temp: ~0–40 °C

• IP Extensions: Up to 1500 users

• SIP Trunks: Up to 200+

• Concurrent Calls: Up to 300 simultaneous calls

• FXO Ports: 8 × RJ11 (PSTN line support)

• FXS Ports: 8 × RJ11 (Analog phones/fax)

• Network: 4× Gigabit Ethernet with PoE+ support

• USB: 2 × USB (for backup/expansion/storage)

• Auto Attendant (IVR)

• Call Routing & Queues

• Voicemail & Voicemail-to-Email

• Call Recording

• Call Forwarding / Transfer

• Music on Hold

• BLF & Hot Desking

• Paging & Intercom

• Built-in audio conferencing

• Web & video conferencing support

• Supports Grandstream Wave app (mobile/desktop)

• Protocols: SIP, RTP, SRTP, TLS, TCP/UDP, IPv4, IPv6

• Security: HTTPS, firewall, login security, encryption

• Web-based UI

• GDMS cloud provisioning & monitoring

• Zero-Config for Grandstream phones

• Mounting: Desktop / Rack (optional kit)

• Power: 12 V DC / PoE+

• Color: Black

• Country of Origin: China

• Warranty: 1 Year Manufacturer Warranty

1. IP Extensions: Up to 1500

2. SIP Trunks: ~200+

3. Concurrent Calls: Up to 300

4. Ports: 8 FXO + 8 FXS

5. Network: 4× Gigabit + PoE+

Grandstream UCM6308 IP PBX — Enterprise-ready unified communications platform with support for up to 1500 users, 200+ SIP trunks, and 300 concurrent calls. Includes 8 FXO + 8 FXS ports, PoE+ networking, advanced call management, conferencing, voicemail, and secure remote access — all with no per-user license

1. IP Extensions: Up to 512 IP Extensions

2. SIP Trunks: Up to 48 SIP Trunks

3. Concurrent Calls: Supports 64 simultaneous calls

4. Network Interfaces: Gigabit Ethernet ports with NAT routing

5. Features: Built-in IVR, voicemail, call recording, conferencing & web management

• Users / IP Extensions: Up to 500 users/extensions

• Concurrent Calls: Up to 75 simultaneous calls

• Max SRTP Encrypted Calls: 75

• Audio Conferencing: Up to 5 meeting rooms with 75 parties total

• Operating System: Based on Asterisk v16

• FXS Ports: 2 × RJ11 (analog phone/fax) with lifeline capability in case of power loss

• FXO Ports: 2 × RJ11 (PSTN line) with lifeline support

• Network: 3 × self-adaptive Gigabit Ethernet ports (switch/router/dual mode, PoE+)

• USB: 1 × USB 2.0 & 1 × USB 3.0

• SD Card Interface: 1 × SD slot (for recordings/logs)

• LCD Display: 320×240 color with touch buttons

• Reset Switch: Yes (factory reset / reboot)

• Mounting: Desktop + Wall-mountable

• Power Supply: 100–240 VAC → 12 V DC 1.5 A

• Dimensions: ~270 × 175 × 36 mm

• Weight: ~0.7 kg

• Voice Codecs: Opus, G.711 A/µ-law, G.722/G.722.1/C, G.723.1, G.726-32, G.729A/B, iLBC, GSM

• Fax Codec: T.38

• QoS Support: 802.1Q/p, ToS, DiffServ, MPLS

• DTMF Methods: In-band, RFC2833, SIP INFO

• Network Protocols: TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, HTTP/HTTPS, PPPoE, STUN, SIP (RFC3261), SRTP, TLS, LDAP, IPv6

• Auto Attendant (up to 5 IVR layers, multi-language support)

• Call routing, ring groups, queues, ACD (Automatic Call Distribution)

• Caller ID, call forward, transfer, park, pickup groups

• Voicemail & voicemail-to-email

• Call recording (on demand/auto)

• Paging & intercom, BLF, hot desking

• Fax-to-email

• Speed dial, blacklist/whitelist

• Integrated IM & audio conferencing platform

• Free Grandstream Wave App support (mobile, desktop, web)

• API for CRM/PMS integration

• Zero Configuration / auto-discovery provisioning for Grandstream SIP endpoints

• Compatible with GDMS cloud provisioning & monitoring

• Secure boot & unique device certificates

• SRTP/TLS/HTTPS/SSH encryption

• Automated NAT firewall traversal (RemoteConnect option)

• Fail2ban, blacklist/whitelist access control

1. IP Extensions: Up to 1000 IP Extensions

2. SIP Trunks: Supports up to 100 SIP Trunks

3. Concurrent Calls: Up to 150 simultaneous calls

4. Ports: 4 FXO + 4 FXS for analog lines & phones

5. Network Interfaces: Gigabit Ethernet with PoE+ support

6. Protocols Supported: SIP, RTP, SRTP, TLS, TCP/UDP, IPv4 & IPv6

7. Conferencing: Built-in audio conferencing & collaboration features

8. Power & Mounting: Desktop / Wall Mount with 12 V DC / PoE+

• Voice Codecs: G.711, G.729, G.722, Opus, iLBC, GSM

• Security: TLS/SRTP/HTTPS encryption and firewall

• Management: Web UI + GDMS cloud provisioning

• Features: IVR, voicemail, call recording, hot desking, BLF

• The Grandstream UCM6308A supports up to 1500 IP extensions and 200 SIP trunks, making it ideal for large enterprises.

• It can handle up to 300 concurrent calls with stable, secure performance.

• The system includes 8 FXO and 8 FXS ports for easy integration with PSTN lines and analog devices.

• It offers built-in IVR, call recording, voicemail, conferencing, and hot-desking without any per-user license.

• Equipped with Gigabit Ethernet, PoE+ support, and advanced security protocols (SIP, SRTP, TLS), it ensures reliable and secure communications.