LILYGO®TTGO T-Echo SoftRF Meshtastic BME280 TEMP Pressure Sensor NRF52840 SX1262 433/868/915MHz Module LORA 1.54 E-Paper

LILYGO®TTGO T-Echo SoftRF Meshtastic BME280 TEMP Pressure Sensor NRF52840 SX1262 433/868/915MHz Module LORA 1.54 E-Paper

banggood Module Board

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77.99$
The T Echo is a version evolved from LILYGO T BEAM At the beginning of the designmore consideration was to adapt to Meshtastic and SotfRFso Bluetooth and low power consumption were considered when designingand NRF52840 Advanced Bluetooth 5 was selected Thread and Zigbeemultiprotocol SoC The LORA function continues T BEAM s LILYGO SX1262 version functional module T SX1262 wireless transceiver moduleusing Semtech SX1262 LORA RF transceiver chip designworking in the 868 915MHz ISM frequency bandintegrated high stability TCXO 32MHz crystal oscillatorhalf duplex transceiver modulepower up to22dBmreceiving sensitivity139dBm Automatic transceiver Switchinginternal transmission and reception channel isolationadvanced LORA spread spectrum communication technologystrong anti interference and privacycan realize long distance wireless data transmission and reception NoteBe sure to confirm the model to avoid misunderstandings T Echo SoftRF is the basic versionYou can choose the Meshtastic or BME280 version as needed Features of the moduleMulti satellite positioning system L76K is a support multi satellite systemGPSBeiDouGLONASSQZSS multi system joint positioning and single system independent positioningsupport AGNSS functionbuilt in low noise amplifier and surface filtercan provide users GNSS module with fastaccurate and high performance positioning experience Compared with a single GPS systemthe high precision positioning multi