Unique design and key features:

Provide up to 32 FXS (phone) port, for easily setup call termination and origination from different network with VoIP FXO gateway;

2.5 U rack size, protective steel chassis, slim and light, and easy carry;
Simple installation: Easy configuration via ordinary phone DTMF input, SMS remote or WinXP based GUI configuration manager;

Accurate battery reversal signal with answer supervision and Line disconnect, configurable Voice Detection Technology, identify call waiting ringtone, music ringtone, IVR;

LED display with mobile signal strength indicator, tariff meter embedded, SIM status indicator, OffHook, battery reversal enable, for easily monitor calling process;

GSM Frequency bands: 900/1800 MHz, 850/900/1800/1900 MHz, CDMA 450, 800, 1900 MHz or 800/1900 MHz dual band with Auto network detection, ruim or none ruim access support;

8 antenna for 32 port with high gain and 3M cable for optimal signal;
Quick call set up (3-4 seconds) and release for higher ASR and less PDD;
CallerID restriction based on network default config or manual prefix config;
UP to 8 SIM per port with SIM/IMEI paired auto rotation for anti blocked applications;
Individual channel power supply for easy SIM card replacement;
Sensitive busy tone detection as short as 3 seconds for fast offhook;
Block unwanted/addon prefixes;
Incoming call blocked;
SIM individual rate plan;
CallerID DTMF signaling modulation (optional for FSK based network);
Incoming call number filtering;
SIM/port, zone locked and unlocked;
Support second stage input dialing for both GSM and CDMA;

GSM IMEI DTMF dialing/SMS remote changeable, NO NEED PC or NOT software based;
CDR download based on SIM, GSM/CDMA port; 1120 records max;
Provide pulse detection technology for accurate billing signal;
GSM or CDMA routing for PBX GSM trunk add-on application;
ESN/A-key changer provided, PRL table preload if needed (CDMA option);
SIM call total minutes preconfiged with timeout indication (alarm) for special SIM rate plan application;
SMS remote configuration;
Configurable dialing interval and hookflash interval;
SIM/IMEI/BCCH rotation based on SIM call times, successful call times, credit minutes, working minutes, clockwise;
IMEI code manual pre-assigned or auto generated with auto upload;
WinXP GUI based configuration;