The SIM900A is a complete Dual-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications. Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption.
GSM stands for Global System for Mobile Communications and is the global standard for mobile communications.
GPRS stands for General Packet Radio Service. GPRS is a mobile service on the 2G and 3G cellular communication
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as per above information — Compatible with Arduino and clones ..
Can we use above SIM with ESP32 WROOM ?