UC300 | UC501 | ||||||
Users | Unlimited | ||||||
Max Concurrent Calls | 150 Concurrent Calls with G.711 Codec; 50 Concurrent Calls with G.729 Codec | ||||||
Number of analog channels |
Provide 2、5 analog interfaces 1FXS1FXO 2FXO 4FXS1FXO 1FXS4FXO |
Provide 2、4、6、8 analog interfaces Support any combination of three modules: FXS-200 FXO-200 FXOS-200 |
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Protocol | SIP (RFC3261), IAX2 | ||||||
Transport Protocol | UDP, TCP, TLS, SRTP | ||||||
Codec | G711 (alaw/ulaw), G722, OPUS, AMR-NB/WB, SILK, G723.1 G726, G729, GSM, ADPCM, iLBC, H263, H263P, H264, VP8 | ||||||
DTMF | In-band, RFC2833, SIP INFO | ||||||
LAN | 1 * 10/100M | ||||||
WAN | 1 * 10/100M | ||||||
UPS | Yes | ||||||
IP Services | Static IP, DHCP, VPN, Firewall, PPPoE, Bridge | ||||||
Recording | 86,000 mins (.gsm); 9,500 mins (.wav) | ||||||
Firewall | Yes | ||||||
T.38 Fax | Yes | ||||||
External Storage | SD Card, up to 128G | ||||||
USB | 1 | ||||||
MIC Interface | 1 | ||||||
SPK Interface | 1 | ||||||
Power Consumption | 12V/2A | ||||||
Dimension | 130mm*130mm*40mm | 250mm*147mm*44mm | |||||
Net Weight | 680g | 858g | |||||
Warranty | 2 Years (UPS Battery 1 Year) |