[ESP32][Arduino][4G LTE CAT1] Unbox LILYGO® TTGO T-SIM A7670E R2 Module

### Quick info about TTGO T-SIM A7670E R2:
- Master Chip: ESP32
- Flash: 4MB
- PSRAM: 8MB
- Dimension: 11*2.2*3.5 cm
- Support Wifi, Bluetooth 4.2 and BLE, GPS, GSM/GPRS/EDGE (with SIM card slot): Yes
- A7670E R2 is used for region: Europe, Middle East, South Korean, Thailand
- Frequency bands: (LTE-FDD) B1/B3/B5/B7/B8/B20, (GSM) 900/1800
- Supported Protocol: HTTP, HTTPS, FTP, FTPS, DNS
- Built-in 18650 battery holder
- Support TF-Card: Yes
- Support solar panel: Yes (4-9 V Solar Panel)
- Support pin header: Yes

### I plan to use this board for:
- Solar projects that need to send data to Web (HTTPS, Google Realtime database)
- Solar projects that need to track data and store in SD card.

### I bought this board at:
https://s.click.aliexpress.com/e/_DF29fc7

### All info and instruction to use this board:
https://github.com/Xinyuan-LilyGO/T-A7670X?spm=a2g0o.detail.1000023.1.5491743aMPLA3W

Arduino Project on github: https://github.com/thanh01pmt/esp32-wt32-sc01

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