RS-485 Mini power wireless RF module(500M)

1) RS-485 Mini power wireless RF module(500M)
2) Nakedness and small size, suit for embedding
3) Narrowband and anti-jamming commendably
4) High SINAD
5) Saving power model: awaken from hardware, awaken from COM port, awaken from
air
6) Main APP: wireless meter-reading, order dishes system, queue system, corporeity
test equipment, electrical weighing apparatus, industry data collection 
Most capability:
a) Within visual range, the reliable transmission distance can reach 800m
b) Carrier frequency: 433 MHz, or customization for 315M/868M/915M or others
c) 16 channels, expandable for 32 channels according to customers' requirements
d) Effective speed: 1,200 / 2,400 / 4,800 / 9,600 / 19,200 / 38,400bps
e) Interface: TTL level UART,RS-485
f) Interface format: 8N1 / 8E1 / 8o1 user-defined, or customization for other
interface formats
g) Can receive and send, half-duplex communication, transition last fleetly
h) Offering a transparent data interface, it is suitable for any standard or
non-standard user protocols
i) Auto filtration of false data produced in the air, and able to transmit long
data frames, Good reliability for long-time use, low failure rate, and suitable
for both indoor and outdoor use
j) Low power consumption and sleep function power: 100mW, receiving current
<10mA, transmitting current <110mA, sleep current <0.1mA
k) Power supply: TTL: DC 2.7V-3.6V or 3.6V-5.5V, RS232/RS485: DC 4.5-5.5V
l) Saving power model: awaken from hardware, awaken from COM port, awaken
from air
m) Temperature: -20 ~ +65

RF module transmission distance is up to 500m.Offer byte-oriented transparent data adaptable to various use protocol

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