Data transmission transceiver SI4432 industrial grade Wireless RF receiver cc1101 module

315M/433M Small Volume Wireless Transmission Head FST-3 500m Wireless Transmitter Module

FM Transmitter Wireless Microphone Surveillance Frequency Board Module For Arduino Adjustable Capacitor DC 800M 85-115MHz

LNA 50-4000 MHz RF SPF5189 NF 0.6dB Low Noise Amplifier Signal Receiver Board Wireless Communication Module With Shield Shell

Specifications:

LNA: 50-4000mhz

NF: SPF5189Z

LNA0: 0.6 dB

Amplifier: FM

Size: 34 x 25mm/1.33 x1.0inch

PAM8403 Wireless Stereo Audio Receiver Module For Digital Amplifier Sound Loud Board Micro USB BlUETOOTH 4.0 3W+3W

1. Working voltage: DC 5V
2. Output power: 3W+3W
3. Speaker type: 3W*2 4-8ohm
4. Mounting Hole: 3.0mm
Features:
Mini design, sound loud and clear, strong sense of hierarchy, ultra-small size, simple installation, wide application range, low prices, quality and stability

LORA RFM95 RFM95W 868 915 RFM95-868MHz RFM95-915MHz SX1276 wireless transceiver module

The RFM95 transceiver is a LoRaTM remote communication module, which provides ultra long distance spread
spectrum communication and has super strong anti-interference capability and ultra low current consumption.

New version ESP-12E (replace ESP-12) ESP8266 remote serial Port WIFI wireless module ESP8266-12E ESP12E

ESP8266-12E Is an enhanced version ESP8266-12 , improve the external circuit, enhanced impedance signal output is better, whether it is stable or anti-jamming capability , have been greatly improved ! Before selecting a user for ESP-12 's , it does not matter even if the product has been made , enhanced version is fully compatible with previous firmware pin has added the ESP-12 on the basis of six IO ports , SPI mouth leads , develop more convenient, application more extensive !

SIM808 chip module GSM GPRS GPS BT SHIELD development board SIM 808 V2.2.9.1

The SIM808_mini board uses a high-performance industrial-grade GSM/GPRS quad-band chip, and integrates GPS and Bluetooth functions: SIM808, four frequency bands are available. Can realize telephone voice, SMS (short message, MMS), GPRS data transmission function (support transparent transmission mode, domain name resolution and IP mode), also has DTMF decoding (can identify the other party's keys), GPS positioning, TTS voice function, upgraded version Also supports Bluetooth 3.0.

SIMCOM SIM868 replaces SIM808 SIM908 GSM/GPRS/GPS module

ESP32-LyraT v4.3 voice and audio development board module is equipped with the ESP32 WROVER-E/WiFi module

New Original SIMCOM SIM7000A SIM7000G SIM7000E, NB/CAT-M/GSM Module

Industrial grade RS232 RS485 CAN to TTL communication module Serial port module CAN module