PRODUCT OVERVIEW
The HT70X is a full feature voice and fax-over IP device that offers a high-level of integration including a
10M/100Mbps network port and one FXS telephone port, market-leading sound quality, rich functionalities,
and a compact and lightweight design. The VoIP network signaling protocol supported is SIP. The HT70X
is fully compatible with SIP industry standard and can interoperate with many other SIP compliant devices
and software on the market. Moreover, it supports comprehensive voice codecs including G.711 (a/µ-law),
G.723.1, G.726-32, G.729 and iLBC.
Software Features Overview
• Supports Voice Codecs:
• G.711 (a/µ-law), G.723.1, G.726-32, G.729 and iLBC.
• T.38 Fax
• Comprehensive Dial Plan support for Outgoing calls.
• G.168 Echo Cancellation, Voice Activation Detection (VAD),
• Comfort Noise Generation (CNG), and Packet Loss Concealment (PLC)
• Supports PSTN/PBX analog telephone sets
Table 4: HT70X Software Features
Voice Activity Detection (VAD) with CNG (comfort noise generation) and PLC
(packet loss concealment), Dynamic Jitter Buffer, Modem detection & auto-switch
to G.711, Packetized Voice Protocol Unit (supports RTP/RTCP protocol), G.168
compliant Echo Cancellation, LEC (line echo cancellation) with NLP, Asymmetric
RTP stream