supports 4 operating mode and 2 transmitting methods low power consumption 3.3V IO port
[IC]：-
[Frequency]：425~441MHz
[Power]：3~13dBm
[Distance]：0.65km
[Interface]：UART
[Weight]：0.9±0.1g
[Introduction]：E43-433T13S supports 4 operating mode and 2 transmitting methods, with maximum 13dbm transmitting current,good for low power consumption application. It works on 433MHz, TTL level,compatible with 3.3V IO port.
| RF Parameter | Value | Remark |
| Working frequency | 425~441 MHz | Default: 433MHz |
| Transmitting power | 3~13 dBm | Default: 13dBm（About 20mW） |
| Receiving sensitivity | -109 dBm | Air data rate: 2.4kbps |
| Air data rate | 1.2k~9.6kbps | Default: 2.4kbps |
| Test distance | 650m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 2.4kbps |
| Hardware Parameter | Value | Remark |
Size | 18.5 * 13 mm | |
Antenna type | IPEX / Stamp hole | |
Communication interface | UART | Baud rate: 1200~115200, default: 9600 |
Package | SMD | |
Buffer | 78 bytes buffer | Automatically sub-packaging with 39 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 2.3 | 3.3 | 5.2 | V | |
| Communication level | 2.5 | 3.3 | 3.6 | V | |
| Transmitting current | 26 | 30 | 34 | mA | 13dBm（20mW） |
| Receiving current | 13 | 14.5 | 16 | mA | |
| Sleep current | 1 | 2 | 3 | μA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |