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- SKU: 06900
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Ebyte E28-2G4T12S SX1281 2.4GHz 12dBm LoRa Wireless RF Transmitter Module - UART Interface - 3km Communication Distance
E28-2G4T12S is an UART module based on SEMTECH SX1281, it adopts transparent transmission and works at 2.4GHz band. It adopts LoRa, FLRC and GFSK modulations. It features SMD packing with both IPX and PCB antenna interfaces, and its TTL output is 3.3V.
Features
- Support various modulation such as GFSK Mode, FLRC Mode, LoRa Mode.
- Supporting high-speed continuous transmission, data without subcontracting.
- Support RSSI for evaluating signal quality.
- Support fixed transmission/broadcast/monitoring.
- Communication distance tested is up to 3km in ideal condition.
- Maximum transmitting power of 12dBm, Software adjustable.
- Support the global license-free ISM 2.4GHz.
- Support air data rate of 1kbps~2Mbps.
- Low power consumption for battery supplied applications.
- Support 2.3V~5.5V power supply, power supply over 5.5V can guarantee the best performance.
- Industrial grade standard design, support -40 ~ 85 °C for working over a long time.
- PCB and IPEX antenna optional, good for secondary and embedded development.
Specifications
- IC: SX1281
- Frequency: 2.4~2.5GHz
- Power: 12.5dBm
- Distance: 3.0km
- Interface: UART
- Antenna type: IPEX / PCB
- Power Supply: 2.3 to 5.5V
- Operating temperature: -40 to +85℃
- Operating humidity: 10 to 90%
- Storage temperature: -40 to +125℃
- Dimensions: 17.5 * 28.7 mm
Applications
- Smart Home and Industrial Sensors
- Security system, location System
- Wireless remote control; UAV
- Wireless Game Remote Controller
- Health care products
- Wireless voice, wireless headset
- Automotive industry applications
Package Includes
- 1x Ebyte E28-2G4T12S SX1281 2.4GHz 12dBm LoRa Wireless RF Transmitter Module
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)









