TTGO TCall&,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered Heat Shrink Tube (1 Metre) High Energy Density provides excellent

High Energy Density provides excellent power-to-weight ratio essential for extended flight operations and improved payload capacity in professional drone applications

Processing Power: Dual-core ESP32 processor handles face recognition in real-time

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2uH DIP Power Inductor (Pack

TTGO TCall&amp,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered Heat Shrink Tube (1 Metre) High Energy Density provides excellentTTGO TCall PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered The TTGO TCall PMU is an integrated ESP32 microcontroller development board featuring the SIM800L GSM module, enabling 2G cellular connectivity with voice, SMS, and data capabilities. IoT developers, embedded systems engineers, and hardware prototypers use this module to build remote monitoring systems, GPS tracking devices, and IoT applications requiring cellular