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HC-12 Wireless Transceiver Module – SI4438 2A Radio Chip -Original
₹799.00₹449.00- Frequency range = 119–1050 MHz
- Receive sensitivity = –126 dBm
- Serial TTL (RX, TX, GND) interface
- Modulation (G)FSK, 4(G)FSK, (G)MSK, OOK
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NRF24L01 + 2.4GHZ Wireless Transceiver Module
₹149.00₹79.00- I/O can accept 5v level of input
- Low Working Voltage: 1.9 ~ 3.6 V
- Wireless Rate: 1 or 2 MBPS
- SPI Interface Rate: 0 ~ 8MBPS
- Transmit Power: +0dB
- 125 optional channels work
- Transmission distance up to 100 meters in outdoor open occasions