Ebyte E48-433T20S 433MHz 20dBm 3.5km Wireless Data Transmission Module

Ebyte E48-433T20S 433MHz 20dBm 3.5km Wireless Data Transmission Module

E48-433T20S is a domestic cost-effective wireless data transmission module launched by Chengdu Ebyte. It has 4 working modes. It has a variety of transmission methods and can be applied to various IoT application scenarios. The wireless module works in the 410~450MHz frequency band, has TTL level output, supports a maximum transmit power of 20dBm, and is compatible with 3.3V IO port voltage.

It supports functions such as air wake-up, wireless configuration, relay networking, communication keys, etc. At the same time, the module has a data encryption function. Through strict encryption and decryption algorithms, it ensures data security and improves communication reliability and transmission efficiency.

Datasheet

Features

• The measured communication distance can reach 3.5 km
• The maximum transmit power is 100mW, multi-level software adjustable
• Support global license-free ISM 433/900 MHz frequency band
• Support data transmission rate from 2.4 Kbps to 500Kbps
• Support frequency hopping transceiver and automatic re-transmission function to ensure communication stability
• Support LBT function, which monitors the channel environment noise before sending, which can greatly improve the communication success rate of the module in harsh environments
• Support users to set their own communication keys, which cannot be read, greatly improving the confidentiality of user data
• Support relay networking, multi-level relay is suitable for ultra-long distance communication;
• Support RSSI signal strength indication function, which is used to evaluate signal quality and improve communication networks
• Support wireless parameter configuration, sends command data packets wirelessly, and remotely configures or reads wireless module parameters
• Support wake-up over the air, an ultra-low power consumption function, suitable for battery-powered applications
• Support fixed-point transmission, broadcast transmission, and channel monitoring 
• Support deep sleep, the power consumption of the whole machine in this mode is about 3.5uA; supports GFSK modulation method
• Support DC 2.7V~5.5V power supply
• Industrial-grade standard design, support long-term use at -40 ~ 85 ℃

Specifications

• Working frequency: 410~450MHz
• Transmit power: 20dBm
• Communication distance: 3.5km
• Communication Interface: UART serial port
• Product size: 26*16mm
• Operating temperature: -40 to +85℃

Applications

• Wearable devices
• Smart home and industrial sensors, etc.
• Security systems, positioning systems
• Wireless remote control, drone
• Wireless game remote
• Healthcare products
• Automotive industry applications