GSM Dialer

タイトルまたは説明

**0/***0MHz ï¼›**0/**0/***0/***0MHZ optional;
*2V DC or 5V DC optional.
Record the time and charge fee accurately;
Show dialling out and coming in phone number, and its time.;
With backup rechargeable battery.
 
*- exaxt time count, fee count(passive call counts from pick up the handle), page down function
*- on-line dial sound, busy sound can be heard.
*- Has anti-pole function, can connect charge monitor or use computer charge monitor
*- Signal display, work state display
*- incoming telegram display( can use DTMF incoming telegram display telephone).
*-  All automatic IP control function, can dial added IP before long distance call number)
*- Can modify additional charge, procedure charge, call charge, call pace length
*- Provide lock telephone, SIM, honeycomb small borough function
*- Reject incoming telegram function, automatically added charge function
**- Continuous **0 thousand hours time for normal and stable work
**- Receive signal sensibly, clear communication