[Chip solution]：CC1310

[Carrier frequency]：861～922.5MHz

[Transmission power]：14dBm

[Communication distance]：1.5km

[Air speed]：2.5k～168k

[Product size]：10*10mm

[Introduction]：E70-900MT14S is a wireless serial module (UART) based on TI's CC1310 (built-in dual-core ARM) RF chip, which can work in the 861-876.5, 907-922.5MHz band (default 868MHz), GFSK modulation, TTL level output, 3.3V IO port voltage; the product uses a high-precision wide temperature The product adopts a high-precision wide temperature crystal, 24MHz industrial-grade high-precision low temperature drift crystal, to ensure its industrial nature and stability.