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Delta D-GSM300 GSM Modem SIM300 GSM Modem that is not only connected to a PC but also designed specifically to interface with a microcontroller system

SPECIFICATIONS:
- RS232 port for interface with PC
- Serial interface with TTL to the system microcontroller and DU-232 (USB)
- RTC Battery for RTC data storage SIM300
- The headset is compatible with telephone headset
- ADC Channel 1 input
- Sliding SIM Card Connector
- Power input: 5VDC / 2A
- ISP port for microcontroller programming (not available in this version)
- 32 bit I / O from the microcontroller AT89S51 (not available in this version

Package consists:
- D-Module GSM300
- SIM300 Module
- Serial cable
- CD
- User Manual
- GSM External Antenna + RF Cable

USER MANUAL
- D-GSM300 User Manual