 
    
Basic features:
| Description of Product Model | |
| IAD 2 FXS | 2-port IP voice gateway, H.323, SIP protocol | 
| Physical Specifications | |
| Size | 113mm (L) × 90mm (W) × 28mm (H) | 
| Power supply | AC/DC power adapter, 12V DC | 
| Power consumption | < 10W | 
| Weight | About 0.15 kg | 
| Reliability | System availability > 99.999%, MTBF > 100,000 hours, MTTR < 5 min | 
| Ambient requirements | |
| Working temperature | 0°C ~ 50°C | 
| Storage temperature | -10°C ~ 50°C | 
| Relative humidity | 5% ~ 95%, non-condensing | 
| Technical Specifications for the interface attribute gateway | |
| Mute processing/four wave processing | |
| RTP/RTCP voice channel | |
| Voice compression algorithm G.729, G.723 and G.726 | |
| Analog voice port (FXS), 2 ports | |
| Signal format: DTMF | |
| Echo suppression: G.165/G.168 | |
| DTMF signal detection/generation | |
| Compatible to the Internet protocols, such as TCP/IP, UDP, ARP, TFTP and ICMP | |
| Supporting SNMP Version II | |
| Compatible to IEEE 802.3 10BASE-TX Ethernet | |
| Compatible to IEEE 802.3u 100BASE-TX fast Ethernet | |