Description
Features :
- Network support: Quad-Band 850/900/1800/1900 MHz works on GSMnetworks in all countries across the world.
- TTL serial interface compatible with 3.3V and 5V MCU
- The small size is suitable for all kinds of sleeve belt type and embedded.
- playing card slot, convenient change mobile phone card.Can side reserve replacement cell phone bayonet into the box.
- using the IPX interface can arbitrarily change the antenna. The default PCB antenna greatly reduces: use the space.
- the board with gold plated board, more stable performance.
- when wiring neat guarantee board running more stable.
- this module adds a protection device, which can realize the prevention, high pressure, reduce the loss of the board, suitable for the project and learn.
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