





B2B GST Credit Available
- Stock: 0 in Stock
- SKU: 07310
- Delivery Time
- Bulk & B2B RFQ
Ebyte E28-2G4M27S SX1281 27dBm 2.4GHz LoRa Wireless RF Transceiver Module - SPI Interface - 8 KM Communication Range
E28-2G4M27S is a 2.4GHz small SMD module (pin spacing 1.27mm)designed by Chengdu Ebyte. With built-in PCB antenna, SPI interface, it owns TX power of 500mW with power consumption.E28-2G4M27S is a hardware platform without firmware, so users need to conduct secondary development.
Features
- Under ideal conditions, the communication distance can reach 8km
- Built-in PA+LNA, maximum transmit power 500mW
- Compatible with BLE protocol
- Support license-free ISM 2.4GHz frequency band
- Support data transmission rate of 0.595k~2Mbps
- Support multiple modulation modes (GFSK Mode, FLRC Mode, LoRa Mode)
- Support 2.5 ~ 3.6V power supply, more than 3.3V power supply can ensure the best performance
- Adjustable air rate, up to 1.3Mbps under FLRC modulation
- Excellent anti-blocking properties
Specifications
- Chip solution: SX1281
- Operating frequency: 2.4GHz
- Blocking power (dBm): 27
- Communication interface: SPI
- Communication distance: 8km
- Operating voltage: 2.5-3.6V
- Working temperature: -40 to +85℃
- Antenna interface: IPEX/PCB
- Dimensions: 26.5 * 15 mm
Application
- Home security alarm and remote keyless entry
- Smart home and industrial sensors
- Wireless alarm security system
- Building automation solutions
- Wireless industrial-grade remote control
- Health care products
- Advanced Meter Reading Architecture(AMI)
- Automotive industry applications
Package Includes
- 1x Ebyte E28-2G4M27S SX1281 27dBm 2.4GHz LoRa Wireless RF Transceiver Module - SPI Interface - 8 KM Communication Range
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)





