2Pcs LILYGO? TTGO ESP32 SX1276 LoRa 868MHz bluetooth WI-FI Lora Internet Antenna Development BoardDescription: The main chip using Lexin ESP32, Tensilica LX6 dual core processor, clocked at 240MHz, computing power up to 600DMIPS, chip built in 520 KB SRAM, 802. 11 b g N HT40 Wi Fi transceiver, baseband, protocol stack and LWIP, integrated dual mode bluetooth (traditional bluetooth and BLE low power bluetooth). This product is based on the WIFI 32 added SX1276 chip, that is, LoRa remote modem, 868MHz frequency, about 148dBm high sensitivity, +20