Filter
Top Products
Grandstream Networks, Inc. HT-502 User Manual Page 7 of 32
Firmware 1.0.0.77 Last Updated: 1/2008
PRODUCT OVERVIEW
The HT502 is a full feature voice and fax-over IP device that offers a high-level of integration including dual
10M/100Mbps network ports with integrated router, NAT, DHCP server, dual port FXS telephone gateway,
market-leading sound quality, rich functionalities, and a compact and lightweight design. The VoIP network
signaling protocol supported is SIP. The HT502 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 (16/24/32/48 bit rates),
G.729A/B/E and iLBC.
Key Features
Ethernet
Ports
DHCP
FXS
Port
PSTN Pass –
through
Voice Mail
Indicator
Voice Codec
Remote
Configuration
2 RJ-45
(LAN)
Server/Client 2 No Yes
iLBC, G.711, G.723,
G.726(16/24/32/48),
T.38, G.729A/B/E
TFTP/HTTP
T
ABLE 4: HT502 HARDWARE SPECIFICATIONS
LAN Interface
2 x RJ45 10/100Mbps (integrated router)
LED
5 LEDs (GREEN)
Universal Switching
Power Adaptor
Input: 100-240V AC, 50/60Hz, 0.5A Max
Output: 12V DC, 1.25A
UL certified
Dimension
115mm (L) x 75mm (W) x 27mm (H)
Weight
94 g (0.21lbs)
Temperature
32~104°F / 0~40°C
Humidity
10% - 90% (non-condensing)
Compliance
FCC, CE