Main Specification
| Product Description | Grandstream HT841 - VoIP gateway |
|---|---|
| Device Type | VoIP gateway |
| Form Factor | Desktop |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| VoIP Protocols | SIP, SRTP, SIP over TLS, SIP over TCP, SIPS |
| Telephony Interfaces | 1 phone (FXS), 4 line (FXO) |
| Dimensions (WxDxH) | 19 cm x 10 cm x 2.8 cm |
| Weight | 460 g |
General
| Device Type | VoIP gateway |
|---|---|
| Width | 19 cm |
| Depth | 10 cm |
| Height | 2.8 cm |
| Weight | 460 g |
Networking
| Form Factor | Desktop |
|---|---|
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Network / Transport Protocol | TCP/IP, UDP/IP, NTP, ICMP/IP, ARP, DHCP, DNS, RARP, RTP, RTCP |
| Remote Management Protocol | Telnet, HTTP, HTTPS, TFTP, SSH, TR-069 |
| Status Indicators | Port status, power, network |
| Features | Routing, NAT support, MPLS support, Syslog support, DiffServ support, Type of Service (ToS), web-based management, STUN support |
| Encryption Algorithm | AES, TLS |
| Compliant Standards | IEEE 802.1Q, IEEE 802.1p, IEEE 802.3af |
IP Telephony
| VoIP Protocols | SIP, SRTP, SIP over TLS, SIP over TCP, SIPS |
|---|---|
| Voice Codecs | G.711, G.723.1, G.729, G.726, iLBC, Opus |
| Telephony Interfaces | 1 phone (FXS), 4 line (FXO) |
| IP Telephony Features | Echo cancellation, call forwarding, Caller ID, call waiting, call hold, call transfer, dynamic jitter buffer, 3-way conferencing, Do-not-disturb (DND) support, SIP info, Dual-Tone Multi-Frequency (DTMF) dialing, T.38 FAX |
Expansion / Connectivity
| Interfaces | 4 x FXO - RJ-11 1 x FXS - RJ-11 1 x 1000Base-T (PoE) - RJ-45 1 x 1000Base-T (PoE) - RJ-45 |
|---|
Miscellaneous
| Cables Included | 1 x network cable |
|---|---|
| Compliant Standards | IC, FCC, RCM, UKCA |
Power
| Power Device | External power adapter (not included) |
|---|
Environmental Parameters
| Min Operating Temperature | 0 °C |
|---|---|
| Max Operating Temperature | 40 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) |
Product features
Enhanced connectivity
Equipped with both Gigabit Ethernet and Fast Ethernet capabilities, this device ensures high-speed, reliable connections for all network needs. The inclusion of Power over Ethernet (PoE) support simplifies network installation by eliminating the need for additional power cables.Comprehensive VoIP support
Supports a wide range of VoIP protocols including SIP, SIP over TCP/TLS, SIPS, and SRTP, alongside multiple voice codecs like G.711, G.723.1, G.726, G.729, Opus, and iLBC. This versatility ensures compatibility with various IP telephony services and superior voice quality.Advanced telephony features
Offers an array of IP telephony features such as 3-way conferencing, call forwarding, call hold, call transfer, and caller ID, enhancing communication efficiency and flexibility. The device also supports echo cancellation and dynamic jitter buffer for improved call clarity.Robust security and management
Features AES and TLS encryption algorithms to secure voice communications and data. Remote management protocols like HTTP, HTTPS, SSH, TFTP, TR-069, and Telnet enable efficient device management and monitoring.Durable and reliable design
Designed to operate within a wide range of temperatures and humidity, ensuring reliable performance in various environmental conditions. Compliance with multiple standards including FCC, IC, RCM, and UKCA, underscores its quality and durability.Key selling points
- Supports a broad spectrum of VoIP protocols and voice codecs for flexible and high-quality IP telephony
- Features Gigabit Ethernet and Fast Ethernet for high-speed, reliable network connections
- Includes advanced telephony features like 3-way conferencing and call forwarding for enhanced communication
- Equipped with AES and TLS encryption for secure voice and data transmission
- Designed for durability with a wide operating temperature range and compliance with multiple standards
References
MPN: HT841
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04/06/2026 03:32:26