Ebyte E32-433T20D LoRA UART RF Module 433MHz 20dBm Long Range 3km Transceiver Transmitter Receiver SMA-K Antenna

E32-433T20D OEM/ODM LoRa solution 433Mhz UART Wireless lora module [Frequency]：410~441MHz [Power]：19~20dBm [Distance]：3.0km [Interface]：UART [Product weight]：6.3±0.1g [Introduction]：E32-433T20D is a wireless serial port module based on SEMTECH's LoRa solution (TTL level), transparent transmission mode, working in the 410-441MHz frequency band (default 433MHz), and using LoRa spread spectrum technology. RF Parameter Value Remark Working frequency 410~441 MHz Default: 433MHz Transmitting power 19~20 dBm - Receiving sensitivity -144~147 dBm Air data rate: 2.4kbps Air data rate 2.4k~19.2kbps - Test distance 3000 meter In open and clear air, with maximum power, 5dBi antenna gain, height of 2.5m,air data rate: 2.4kbps Hardware Parameter Value Remark Size 21 * 36 mm Antenna type SMA-K Characteristic impedance about 50Ω Communication interface UART TTL level Package In-line Buffer 512 bytes buffer Electronic parameter Min. Typ. Max. Unit Condition Power supply 2.3 5.0 5.5 V ≥3.3V can guarantee output power Communication level - 3.3 - V Risk of burnout with 5V TTL Transmitting current - 110 - mA Instantaneous power consumption Receiving current - 14 - mA Sleep current - 4 - μA software shutdown