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Chengdu Ebyte Electronic Technology Co.,Ltd.
Wireless alarm security system；
Building automation solutions；
Tire pressure monitoring;
Health care products；
Wireless audio and wireless earphone.
2. Technical Parameters
2.1 Limit parameter
Main parameter
2.2 Operating parameter
Main parameter
Communication level [V]
Operating temperature [℃]
Transmitting current
Power
consumption
Stand-by current （ μA）
Transmitting power [dBm]
Receiving sensitivity [dBm]
Main parameter
Distance
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Voltage supply [V]
Blocking power [dBm]
Operating temperature [℃]
Min
Voltage supply [V]
2.0
-40
Frequency [MHz]
2405
（mA）
Receiving current
（mA）
19.6
-98.5
Description
1000m
Performance
Min
Max
0
3.6
-
10
-40
+85
Performance
Typ
Max
3.3
3.6
3.3
-
85
-
2480
145
26
2
20.0
20.5
-100
-102
Test condition：clear and open area, antenna gain: 5dBi，
antenna height: 2.5m
E75-2G4M20S User Manual
Note
Voltage over 3.6V will cause
permanent damage to module
Chances of burn is slim when modules
are used in short distance
-
Note
≥3.3 V ensures output power
For 5V TTL, it may be at risk of burning
down
ISM band
Instant power consumption
Software is shut down
Note
2
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