It is a printed circuit board mounting a SIM900 module measuring about 1.35×1.5 inches, has a pin strips (10 pin x 2) used to connect with the circuit board of the remote control device.
The Breakout doesn't includes the GSM antenna.
See MMCX antenna or adapter + SMA antenna
Small Breakout for SIM900 GSM Module
Tags: small breakout for sim900 gsm module,
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