-caller ID, call waiting, 3-way conference, blind or attended transfer
-call forward, do not disturb, voicemail, MLS voice prompts
-T.38 fax, flexible dial plan, direct IP calling
Supports Voice Codecs:
-G.711(a/u-law), G.723.1, G.729A/B, G.729E
-G.726-40/32/24/16 and iLBC
T.38 Fax
HTTP/HTTPS(pending)/Telnet/TFTP Provisioning
SIP over TCP/TLS
IP connectivity for any phone and fax
Web management for easy configuration and installation
Offers traditional and advanced telephony features
Portable and compact for use at home or on the road
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 and AAL2 protocol), G.168 compliant Echo Cancellation, LEC (line echo cancellation) with NLP
Voice Compression
G.711 + Annex I (PLC), Annex II (VAD/CNG format) encoder and decoder, G.723.1A, G.726(ADPCM), G.729A/B/E, iLBC G.726 provides proprietary VAD, CNG, and signal power estimation Voice Play Out unit (reordering, fixed and adaptive jitter buffer, clock synchronization), AGC (automatic gain control), Status output, Decoder controlling via voice packet header
DHCP Server/Client
Yes, NAT Router or Switched Mode
Fax over IP
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through (pending), Fax Datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay
QoS
Diffserve, TOS, 802.1 P/Q VLAN tagging
IP Transport
RTP/RTCP
DTMF Method
Flexible DTMF transmission method, user interface of In-audio, RFC2833, and/or SIP Info
IP Signaling
SIP (RFC 3261)
Provisioning
TFTP, HTTP, HTTPS (pending)
Control
TLS/SIPS
Management
Syslog support, HTTPS and telnet (pending), remote management using Web browser, Auto/manual provisioning system Support Layer 2 (802.1Q, VLAN, 802.1p), Layer 3 QoS (Tos, DiffSery, MPLS)
Power
Output: 12VDC, 0.5A / Input: 100-240 VAC/50-60 Hz
Environmental
Operational: 32°-104°F or 0°-40°C
Storage: 10°-130°F / Humidity: 10-90% Non-condensing
Dimensions
(H x W x D)
25mm x 115mm x 75mm (when laying flat); 115mm x 25mm x 75mm (standing up)
Short & long haul
REN3: Up to150 ft on 24 AWG line
Call Handling Features
Caller ID display or block, Call waiting caller ID, Call waiting/flash, Call transfer, hold, forward, mute, 3-way conferencing
Caller ID
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Polarity Reversal / Wink
Yes
EMC
EN55022/EN55024 and FCC part15 Class B
Safety
UL
Price: $56.95 USD
Add to Cart:
Model: GR-HT502
Shipping Weight: 5lbs
Manufactured by: Grandstream
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