Features:
with 4-port SIM card for GSM netwrks
Built-in industrial mdule in GSM 900/1800MHz
Simple to install and easy t maintain
Small size
Allows pin code entering and reciprcal phne card lock
Plarity reversal signal fr metering
3.5dBi gain antenna
Compatible t PABX and PSTN (ptinal), support VoIP
Supprts caller ID and handsfree
Incoming number, dialing number bar, and unbar enable
Cost rate setting enable

Specificatins:
Netwrks supprt: GSM 900MHz/1800MHz
Operation temperature: -10 t +45 degree Celsius
Power supply: AC 110-230V
Sensitivity: -104dB
Standby hours: 48 hurs
Talk time: 2 t 6 hurs
Charging time: 6 hurs
Peak pwer consumptin: 2W
Connectrs: SMA antenna cnnector (TNC optional)
Atmspheric pressure: 86 t 106Pka
Power cnsumptin: Static ≤ 25mA, emissin ≤ 500mA
Antenna:
Gain: 3.5dB (all directional)/12dB (certain/selection)