SPECIFICATIONS

Antenna type: IPEX / PCB

Brand Name: XHCRF

Certification: CE,RoHS

Distance: 3km

High-concerned chemical: none

IC: SX1280

Model Number: E28-2G4M12S

Origin: Mainland China

Power: 12.5dBm

Size: 24*15mm

Working Frequency: 2.4~2.5GHz

2.4GHz Bluetooth Module SX1280 LoRa Spread Spectrum Low Energy SMD UART Wireless Transceiver Receiving 3km Cojxu E28-2G4M12S

[Introduction]: E28-2G4M12S is a 2.4GHz bluetooth module designed by Chengdu Ebyte. With built-in PCB antenna, it adopts the original RFIC SX1280 of Semtech, it works at 2.400 ~ 2.500GHz with ultra-low power consumption. It is applicable for smart home, security system & etc.

RF Parameter	Value	Remark
Working frequency	2400~2500 MHz	Default:2.4GHz(52MHz oscillator)
Transmitting power	12.5 dBm	About 18mW
Receiving sensitivity	-130 dBm	Air data rate: 125kbps
Air data rate	0.125M~2Mbps	Default: 125kbps
Test distance	3000m	In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 125kbps

Hardware Parameter	Value	Remark
Size	24*15mm
Antenna type	IPEX / PCB
Communication interface	SPI
Package	SMD

Electronic parameter	Min.	Typ.	Max.	Unit	Condition
Power supply	1.8	3.3	3.6	V
Communication level	1.8	3.3	3.6	V
Transmitting current	42	45	50	mA	12.5dBm(18mW)
Receiving current	9	10	11	mA
Sleep current	1	2	3	μA
Operating temperature	-40	20	+85	℃
Operating humidity	10	60	90	%
Storage temperature	-40	20	+125	℃