32-port Asterisk VOIP GSM gateway

Model Number: HY2000-VF-32 Brand Name: HOUYUAN Key Specifications/Special Features: Speech characteristics Protocols: SIP v2.0, RFC3261 G.711a / μ law, G.723.1, G.729A/B Silence suppression and detection Comfort noise generation (CNG) Voice activity detection (VAD) Echo cancellation (G.168), up to 128ms Adaptive dynamic buffering Call progress tone generation Voice gain control DTMF: SIP INFO, RFC2833

Network characteristics

IPv4, UDP/TCP, PPPoE, DHCP, FTP/TFTP ARP, RARP and NTP
VPN PPTP

Electrical
Power input: 100-240V, 50-60Hz

Maximum power consumption: 38W
Temperature:
Operation: 0 to 45°C
Storage: -20 to 80°C
Humidity: 10-90% non-condensing

Features:


Provides 32 wireless voice channels, while supporting 16 calls/SMS
Supports GSM/CDMA/WCDMA frequency band, the user
Can choose the corresponding network standard according to the actual need
Provide an open HTTP API interface, user-friendly functions for the secondary development of SMS
Provide SIM call minutes management, support balance alarm and call minutes limit function
Support SMS send to Email and email send via SMS function
Built-in call bills and SMS send and receive records, easy to query
Supports flexible call control policy, user can define the call prefix to select the corresponding SIM card call