RF Parameter

Value

Remark

Working frequency

425~450.5 MHz

Support ISM band.

Transmitting power

17 dBm

About 50mW

Receiving sensitivity

-117 dBm

Air data rate: 1.2kbps

Air data rate

1.2k~70kbps

User programming control

Test distance

2000米

In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,

air data rate: 1.2kbps

Hardware Parameter

Value

Remark

Size

16 * 26 mm

Antenna type

IPEX / Stamp hole

The equivalent impedance is about 50Ω.

Communication interface

UART

Baud rate: 1200~115200, default: 9600

Package

SMD

Electronic parameter

Min.

Typ.

Max.

Unit

Condition

Power supply

2.0

5.0

5.5

V

Communication level

-

3.3

-

V

Transmitting current

-

87

-

mA

Instant power consumption

Receiving current

-

13

-

mA

Sleep current

-

2

-

μA

Software turn off

Operating temperature

-40

20

+85

℃

Operating humidity

10

60

90

%

Storage temperature

-40

20

+125

℃