4SIM automatic rotator (8 CHL 32 SIM cards) (Special Optional)
- rotator by really clock (4 time oclock)
- rotator by dial times
- rotator by total talking minutes
- rotator by working hours
IMEI changing (Special Optional)

-It can connect with ordinary telephone set, PBX or VOIP Gateway.
-Network Support:
GSM 850 MHz 900 MHz 1800 MHz 1900 MHz
CDMA 800MHz 1900MHz
-Call Forwarding
-Caller ID
-Callback Function
-Provide accurate anti-polarity signal
-Support DTMF
-Support 2nd Stage Dialing
-Polarity reversal
-Barred telephone numbers can be set flexibly
-Locking wireless terminal, Locking SIM card, Locking districts and locking network
-Connection mode: RJ-11 phone sockets(FXS)
-High-quality voice
-Enhanced high gains external antenna
-Wide voltage range & Low power consumption
-Separate Power On/Off controller

skype:winnieqyf
MSN/Email:winniefwtqiao@hotmail.com