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SI4463 868MHz UART 100mW Wireless Transceiver Module for Arduino

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1. Model: E31-TTL-1W
2. Interface Type: UART
3. Operating frequency: 868MHz (855-880.5MHz)
4. Transmit power: 100mW
5. Communication distance: 2000m (max)
Product parameters:
1. Module size: 21*36mm
2. Operating frequency: 425-450.5MHz (default 868MHz)
3. Interface pins: 1*7*2.54mm
4. Operating voltage: 2.1V-5.5VDC
5. Communication level: 5.2V (max)
6. Transmit power: 20dBm (about 100mW)
7. Found Distance: 2000 m (max)
8. Air velocity: 1Kbps-25Kbps (default 1Kbps)
9. Emission current: 90mA @ 20dBm
10. Receiving Current: 17mA @ Modes 0, 1
11. Sleep Current: 2.0uA (M0 = 1, M1 = 1)
12. Communication interfaces: UART
13. Drive mode: UART
14. Transceiver Length: 512byte
15. Address Function: Configurable 65,536 addresses
16. Antenna Interface: SMD
17. Receiving sensitivity: -121dBm@1.2Kbps
18. Working temperature: -40℃ ~ 85℃
19. Humidity: 10% to 90%
20. Storage temperature: -40℃ ~ 125℃
Operating mode:
Mode 0: M0 = 0, M1 = 0. Non-low-power applications, suitable for most applications
Mode 1: M0 = 1, M1 = 0. Low-power features, air wake for launchers, automatic wake up call to increase code
Mode 2: M0 = 0, M1 = 1. Low-power features, air wake, suitable for a receiver, the model can not transmit data
Mode 3: M0 = 1, M1 = 1. Sleep mode, you can accept the parameter setting commands
Module Size
Module Diagram
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(2) Shipping time 
Shipping time is 7-20 business days to most of countries; please view below table for exactly shipping time to your location. 

7-15 working days to: Most of Asia countries
10-16 working days to: USA , Canada , Australia , UK , Most of Europe countries
13-20 working days to: Germany , Russia
18-25 working days to: France , Italy , Spain , South Africa
20-45 working days to: Brazil , Most of South America countries

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1) Delivery Time of mixed orders with items in different Shipping Status should be calculated using the longest estimate times listed. 
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SI4463 868MHz UART 100mW Wireless Transceiver Module for Arduino