– 2x E1/T1/J1 RJ45 port supporting up to 60 simultaneous VoIP calls
– 128×32 dot matrix graphic LCD Display with DOWN and OK buttons
– Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
– Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router
Price: 43.500.000 ₫
*Giá trên chưa bao gồm VAT*
Kho: Sẵn hàng
The Grandstream GXW4502 E1/T1 Digital VoIP Gateway allows digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the Grandstream GXW4502 with a VoIP network and a traditional PBX or E1/ T1 provider, businesses can drastically increase the amount of PSTN/ISDN trunks integrated with their VoIP network.
– 2x E1/T1/J1 RJ45 port supporting up to 60 simultaneous VoIP calls
– 128×32 dot matrix graphic LCD Display with DOWN and OK buttons
– Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
– Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router
– 2x USB Ports
– 1x SD Card Interface
– Supports a wide- range of voice codecs, including Opus, G.722, G.729, iLBC, and more
– Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC
– TLS and SRTP security encryption technology to protect calls and accounts
– Automated provisioning by HTTP/TFTP with XML config files
– Supports T.38 Fax for creating Fax-over-IP
– Supports multi- language voice prompts
Interfaces | |
E1 Interface | 2 RJ45 ports, supporting up to 60 simultaneous VoIP calls |
Network Interfaces | Dual self-adaptive Gigabit ports (switched or routed) |
Peripheral Ports | 2 USB 3.0, SD card interface |
LED Indicators | LAN, WAN, E1 |
LCD Display | 128 x 32 dot matrix graphic LCD with DOWN and OK buttons |
Reset Switch | Yes, long press for factory reset and short press for reboot |
Voice & Video Capabilities | |
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, AAL2-G.726-32 |
Fax over IP | T.38 compliant Group 3 Fax Relay up to 14.4 kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay |
Voice-quality Enhancement | Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC |
QoS | Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS |
Signaling & Control | |
DTMF Methods | In-band audio, RFC2833, and SIP INFO |
Digital Signaling | SIP (RFC 3261) over UDP/TCP/TLS, PRI, SS7, MFC R2, RBS (pending) |
PRI switch types: Euro ISDN, nation, Q.SIG | |
CAS: MFC R2 (Argentina, Brazil, China, Czech Republic, Colombia, Ecuador, Indonesia, ITU, Mexico, | |
Philippines, Venezuela) | |
SS7: ITU, ANSI, China | |
Upgrade | Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload |
Device Management | Syslog, HTTPS, Web browser, voice prompt, TR-069 management, backup and restore, port capture and packet capture |
Network Protocols | TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, PPP, Frame Relay (pending), IPv6, OpenVPN® |
Status and statistic | Call status and history, device status monitoring and ISDN status monitoring |
Security | |
Media Encryption | SRTP, TLS, HTTPS, SSH, 802.1X |
User-defined ports | SIP port, RTP port, HTTP/HTTPS port |
Advanced Defense | Fail2ban, alert events, Whitelist, Blacklist, strong password based access control |
Physical | |
Mounting | Rack mount & Desktop |
Multi-Language Support | Web UI: English, Simplified Chinese, Traditional Chinese, Spanish, French, Portuguese, German, Russian, Italian, Polish, Czech; Customizable IVR/voice prompts: 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 |
Compliance | FCC: Part 15 (CFR 47) Class B, Part 68 |
CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, TBR21, RoHS | |
RCM: AS/NZS CISPR 22, AS/NZS CISPR 24, AS/NZS 60950, AS/ACIF S002 | |
ITU-T K.21 (Basic Level); UL 60950 (power adapter) | |
T1: TIA-968-B Section 5.2.4 | |
E1: TBR4/TBR12/TBR13, E1: AS/ACIF | |
Temperature and Humidity | Operating: 32 – 113ºF / 0 ~ 45ºC, Humidity 10 – 90% (non-condensing) |
Storage: 14 – 140ºF / -10 ~ 60ºC, Humidity 10 – 90% (non-condensing) | |
Universal Power Supply | Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 1.5A |
Dimensions | 485 x 190 x 46mm |
Weight | 2.360g |
Price: 7.176.000 ₫
Grandstream License UCM connect, 100/16
Price: 7.176.000 ₫
Kho: Sẵn hàng
– License to connect remote machines via the Grandstream cloud
– Connect 100 phones for 16 concurrent calls
Liên hệ
Grandstream GXW4504 VoIP
Liên hệ
Kho: Sẵn hàng
- 4x E1/T1/J1 RJ45 port supporting up to 120 simultaneous VoIP calls
- 128x32 dot matrix graphic LCD Display with DOWN and OK buttons
- Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
- Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router
Liên hệ
Grandstream UCM6308 IP PBX
Liên hệ
Kho: Sẵn hàng
- Supports up to 3000 users
- Supports up to 450 concurrent calls
- Zero configuration provisioning of Grandstream SIP endpoints
- Built-in conferencing & meetings platform; supports desktop, Wave app, and SIP endpoints
- Wave for Android, iOS, Chrome and Firefox browsers allows communication with all UCM6300 users & solutions
- API available for third-party integrations, including CRM and PMS platforms
Price: 8.070.000 ₫
Grandstream UCM6300A IP PBX
Price: 8.070.000 ₫
Kho: Sẵn hàng
- Up to 250 Users, 50 concurrent calls, 50 max concurrent SRTP calls
- Up to 3 audio meeting rooms and up to 50 parties
- Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices
- 320x240 Color LCD Display with Touch Screen for Shortcut Keys & Scroll Bar
Price: 12.375.000 ₫
Grandstream GXW4216 VoIP
Price: 12.375.000 ₫
Kho: Sẵn hàng
- 16 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED
- Gigabit Ethernet and a backlit 128x32 graphic LCD display with support for multiple languages
- 2 SIP server profiles per system and independent SIP account per port
- Supported voice/fax codecs include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 Fax
Price: 18.250.000 ₫
Grandstream UCM6302 IP PBX
Price: 18.250.000 ₫
Kho: Sẵn hàng
- Supports up to 1000 users
- Supports up to 150 concurrent calls
- Zero configuration provisioning of Grandstream SIP endpoints
- Built-in conferencing & meetings platform; supports desktop, Wave app, and SIP endpoints
Price: 1.600.000 ₫
Grandstream HT503 VoIP
Price: 1.600.000 ₫
Kho: Sẵn hàng
- 1 FXS analog telephone ports (RJ11), 1 PSTN line FXO port, dual 10/100 Mbps ports with integrated NAT router
- Advanced telephony features include caller ID, call waiting
- Supports up to 2 SIP accounts
Price: 10.450.000 ₫
Grandstream UCM6301 IP PBX
Price: 10.450.000 ₫
Kho: Sẵn hàng
- Supports up to 500 users
- Supports up to 75 concurrent calls
- Zero configuration provisioning of Grandstream SIP endpoints
- Built-in conferencing & meetings platform; supports desktop, Wave app, and SIP endpoints
Price: 43.625.000 ₫
Grandstream UCM6308A IP PBX
Price: 43.625.000 ₫
Kho: Sẵn hàng
- Supports up to 1500 users and up to 200 concurrent calls
- Zero configuration provisioning of Grandstream SIP endpoints
- Built-in Instant Messaging (IM), Audio Conferencing & Web Meetings platform that supports access from computers, mobile devices, and SIP endpoints
- Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices
- API available for third-party integrations, including CRM and PMS platforms