Features: The T Deck is a versatile gadget that provides a user-friendly solution for DIY enthusiasts and engineers. Its compact design and efficient data transfer make it perfect for various applications. Pocket-sized with 2.8 inch LCD development board 320 x 240 pixel LCD screen, mini keyboard and ESP32 dual-core processor Uses ESP32-S3FN16R8 TwoCore LX7 microprocessor and supports 2.4GHz WIFI and Bluetooth5 wireless communication While not quite a phone, you can use your programming skills to turn it into a standalone messaging device or coding program. Specifications: MCU: ESP32-S3FN16R8 TwoCore LX7 microprocessor Wireless communication: 2.4GHz WIFI and Bluetooth5 FlashL 16MB PSRAM: 8MB Built-in function: Trackball, microphone, speaker 2.8 inch ST7789 LCD Resolution: 320x240 Transceiver: SX1262 Types: A/B/C/D/E/F/G/H A: Black keyboard 868MHz B: Black keyboard 915MHz C: Black keyboard 433MHz D: Black keyboard without LoRa E: White keyboard 868MHz F: White keyboard 915MHz G: White keyboard 433MHz H: White keyboard without LoRa Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurement. Package includes: 1Set ESP32-S3 2.8-inch LCD Module