Grandstream Networks HT881 VoIP telephone adapter

SKU

HT881

£229.40 £191.17

8 FXO 1FXS 2 GIGE POE NAT ROUTER

Note: These items come from the EU which will take 7-10 days to be delivered

Supports 3 SIP profiles through 1 FXS port and 4/8 FXO ports
High-performance NAT router
Lifeline support (FXS port will be hard-relayed to FXO port) in case of a power outage
3-way voice conferencing per port
Automated & secure provisioning options using TR069
Supports T.38 Fax for reliable Fax-over-IP
Failover SIP server automatically switches to secondary server if the main server loses connection
Strong AES encryption with security certificate per unit

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Free Shipping

For most orders
over £99 *

30 Days Return

Return hassle
free

Secure Payment

100% secure
payment

Email an expert

Speak to sales
now

Tech Specs

Management features
Quality of Service (QoS) support	Yes
Technical details
Voice codecs	G.711, G.723.1, G.726, G.729A, G.729B
Reset button	Yes
Fax compatibility	T.38
Features
Voice codecs	G.711, G.723.1, G.726, G.729A, G.729B
Reset button	Yes
LED indicators	LAN, Power, WAN
Fax compatibility	T.38
Network
Quality of Service (QoS) support	Yes
Call management
Conference call	Yes
Caller ID	Yes
Call waiting	Yes

Security
Security algorithms	AES, HTTPS, SIPS, SSL/TLS
Ports & interfaces
Modem (RJ-11) ports	8
Ethernet LAN (RJ-45) ports	2
Indication
LED indicators	LAN, Power, WAN
Operational conditions
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90%
Weight & dimensions
Weight	460 g
Dimensions (WxDxH)	120 x 180 x 36 mm
Width	100 mm
Depth	28 mm
Height	190 mm

The HT841/881 FXO gateway series enables businesses of all sizes to create an easy-to-deploy VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple locations and all devices within an office to any hosted or on-premise IP PBX network to make deployments as easy as possible. The HT8x1 series includes FXO and FXS ports to support remote calling to and from the PSTN line. Advanced telephony features, easy automated provisioning, and superb voice quality allow the HT8x1 series to be the ideal VoIP gateway for businesses.

Specifications

Management features
Quality of Service (QoS) support	Yes
Technical details
Voice codecs	G.711, G.723.1, G.726, G.729A, G.729B
Reset button	Yes
Fax compatibility	T.38
Features
Voice codecs	G.711, G.723.1, G.726, G.729A, G.729B
Reset button	Yes
LED indicators	LAN, Power, WAN
Fax compatibility	T.38
Network
Quality of Service (QoS) support	Yes
Call management
Conference call	Yes
Caller ID	Yes
Call waiting	Yes

Security
Security algorithms	AES, HTTPS, SIPS, SSL/TLS
Ports & interfaces
Modem (RJ-11) ports	8
Ethernet LAN (RJ-45) ports	2
Indication
LED indicators	LAN, Power, WAN
Operational conditions
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90%
Weight & dimensions
Weight	460 g
Dimensions (WxDxH)	120 x 180 x 36 mm
Width	100 mm
Depth	28 mm
Height	190 mm

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