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"bluetooth transmitter"
Waveshare TTL UART to CAN Mini Module, with TTL and CAN Conversion Protocol, Sup
Limited time offer, ends 11/08
$44.46
Free Shipping
NOYITO RS422 to TTL UART MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection (3.3V)
Limited time offer, ends 11/07
$28.97
Free Shipping
ESP32 Servo Driver Expansion Board, Built-in WiFi and Bluetooth 6~12V Voltage In
Limited time offer, ends 11/08
$64.38
Free Shipping
Dual-Band Wireless-AC8265NGW Wireless-AC NGFF WiFi Adapter with Bluetooth 4.2, 2
Limited time offer, ends 11/08
$76.58
Free Shipping
NOYITO RS422 to TTL UART MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection (5V)
Limited time offer, ends 11/07
$28.97
Free Shipping
USB to RS232/485/422/TTL(UART) Interface Converter, Industrial Isolated USB Converter Adapter, Adopt Original FT232RNL Chip,Multiple Protection,Compatible with Mac, Linux, Android, Windows
Limited time offer, ends 11/08
$66.27
Free Shipping
ESP32-C6 Microcontroller WiFi 6 Development Board with Pre-soldered Header Onboard ESP32-C6-MINI-1 with RISC-V 32-bit Sngle-core Processor, WiFi 6+Bluetooth 5+IEEE 802.15.4
Limited time offer, ends 11/08
$24.43
Free Shipping
ESP32-P4-WIFI6-POE-ETH Development Board Based On ESP32-P4 and ESP32-C6 Supports Wi-Fi 6 and Bluetooth 5 (LE),Supports PoE Power Supply,Supports AI Speech Interaction
Limited time offer, ends 11/08
$62.62
Free Shipping
Industrial 1-Channel ESP32-S3 Wi-Fi Relay Module, with the External Antenna
Limited time offer, ends 11/08
$82.05
Free Shipping
ESP32 Ethernet PoE Dev Board, Support Wi-Fi & Bluetooth, with PoE Module
Limited time offer, ends 11/08
$87.52
Free Shipping
Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth / RS485
Limited time offer, ends 11/08
$73.84
Free Shipping
ESP32 Ethernet Dev Board, Support Wi-Fi & Bluetooth, with PoE Module/Camera
Limited time offer, ends 11/08
$98.47
Free Shipping
Industrial ESP32-S3 6-Channel WiFi Relay Module, Supports W-iF-i/Blue-Too-th / R
Limited time offer, ends 11/08
$103.94
Free Shipping
Waveshare Isolated USB to 4-CH RS485/422 Converter with Original FT4232HL Chip,
Limited time offer, ends 11/08
$116.82
Free Shipping
FT232 USB UART Board (Mini), USB to TTL Serial Converter Adapter Module Onboard
Limited time offer, ends 11/10
$34.45
Free Shipping
Waveshare Industrial USB to 4CH RS485 Converter with Aluminium Alloy Case, Compa
Limited time offer, ends 11/08
$65.29
Free Shipping
1pc XIAO Smart IR Mate: Smart Wi-Fi Infrared Proxy for Home Assistant (ESPHome Project)
Limited time offer, ends 11/08
$43.98
Free Shipping
FT232 USB UART Board (Micro), USB to TTL Serial Converter Adapter Module Onboard
Limited time offer, ends 11/10
$34.78
Free Shipping
FT232 USB UART Board (Type A), USB to TTL Serial Converter Adapter Module Onboar
Limited time offer, ends 11/08
$35.63
Free Shipping
TTL UART to Ethernet Mini Module,Support TCP Server/TCP Client/UDP Multicast/UDP
Limited time offer, ends 11/08
$51.27
Free Shipping
Industrial USB to TTL Converter Adapter, Onboard Original FT232RL Chip, Device P
Limited time offer, ends 11/08
$43.75
Free Shipping
USB to UART (TTL) with Pre-Soldered Header USB to TTL Serial Converter, FT232RNL
Limited time offer, ends 11/08
$38.28
Free Shipping
TTL UART to CAN Mini Module with TTL and CAN Conversion Protocol Supports Bi-Directional Transmitting and Receiving, Multiple Operating Modes @(WS-TTL-CAN)
Limited time offer, ends 11/07
$45.17
Free Shipping
WiFi 7 Wireless Card BE200 NIC Network Adapter,Bluetooth 5.4,5800Mbps NGFF (M.2 E Key)Supports 2.4G/5G/6GHz Tri-Band,IEEE 802.11a/b/g/n/ac/be/ax Standard
Limited time offer, ends 11/08
$62.62
Free Shipping
ESP32-C6 Microcontroller WiFi 6 Development Board with Pre-soldered Pinheader, A
Limited time offer, ends 11/08
$35.60
Free Shipping
FT232 USB UART Board (Type C), USB to TTL Serial Converter Adapter Module Onboar
Limited time offer, ends 11/08
$35.54
Free Shipping
1pc nRF52840 Dongle with Case, Compatible with Zigbee/Thread/Bluetooth Mesh, Ultra-Low Power, Enhanced Security, for Smart Home
Limited time offer, ends 11/08
$88.98
Free Shipping
ESP32-P4 WIFI6 PoE ETH Development Board, Based On ESP32-P4 and ESP32-C6, Suppor
Limited time offer, ends 11/08
$95.73
Free Shipping
ESP32-S3 AI Smart Speaker Dev Board, ESP32 Audio, AI Speech Interaction
Limited time offer, ends 11/08
$71.11
Free Shipping
USB to RS232/485/422/TTL (UART) Converter with Original FT232RNL Chip,Industrial
Limited time offer, ends 11/08
$101.20
Free Shipping
USB to Audio Module USB Sound Card, External Audio Converter Compatible with Ras
Limited time offer, ends 11/08
$35.54
Free Shipping
Waveshare BME688 Environmental Sensor with AI Function, Temperature/Humidity/Bar
Limited time offer, ends 11/08
$82.08
Free Shipping
Industrial USB to RS232 Serial Adapter Cable, with Original FT232RL Chip, USB Ty
Limited time offer, ends 11/08
$42.72
Free Shipping