- VCC5----DC 5V input.
- VCC4------DC3.5--4.5 input
- Onboard Resources:
- Serial port circuit(with protection)
- Antenna interface circuit(SMA bend female port)
- SIM card circuit(flip SIM slot)
- 4*3.5 fixture hole 4pcs
- SIM900A serial port output terminal
- Specifications:
- Size:49mm x 47mm
- Net Weight:28g
- Weight: 38g
- Package Included:
- 1 x SIM900A V4.0 kit
- 1x Power Cable
- 1x Antenna

- VCC5----DC 5V input.
- VCC4------DC3.5--4.5 input
- Onboard Resources:
- Serial port circuit(with protection)
- Antenna interface circuit(SMA bend female port)
- SIM card circuit(flip SIM slot)
- 4*3.5 fixture hole 4pcs
- SIM900A serial port output terminal
- Specifications:
- Size:49mm x 47mm
- Net Weight:28g
- Weight: 38g
- Package Included:
- 1 x SIM900A V4.0 kit
- 1x Power Cable
- 1x Antenna
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