Best Melody Card Module

ACEIRMC 2pcs ESP32-CAM WiFi Bluetooth Camera Module Development Board ESP32 with Camera Module OV2640 2MP for Arduino (4pcs)

  • The ESP32CAM is a tiny module based on ESP32 chip and OV2640. You can even program the ESP32CAM through the ESP-IDF by installing the ESP32 Core.
  • ESP32-CAM WiFi Bluetooth Module WiFi ESP32 CAM Development Board with Camera Module OV2640 2MP for Arduino, Support Image WiFi Upload and TF Card.
  • Supports interfaces such as UART/SPI/I2C/PWM/ADC/DAC.
  • Support OV2640 and OV7670 cameras, built-in flash.
  • Support image WiFi upload and Support TF card.
  • Bluetooth: Bluetooth 4.2 BR/EDR and BLE standard.
  • Ultra-small 802.11b/g/n Wi-Fi + BT/BLE SoC module.
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CatXQ Smart Ring for iOS Android | 2 Health Stones,6 RFID Cards,128G Wireless USB Flash Disk,Digital Business Card,Share Social Media | Ceramic Ring for Men Women - M

  • CatXQ Smart Ring:Built-in NFC module Easily Share Digital Business Card, Social Media (Facebook,Instagram,Twitter,Youtube,TikTok),can realize virtual call,Scene notification,Memo sharing and other featured cloud services..
  • CatXQ Smart Ring:Built-in IC and ID modules,6 smart cards can be simulated at the same time (Access Card,Elevator Card,Time card,Parking Card,Membership Card,Shopping Card and Other RFID Cards),the read-write process of ic/id card module is the same as ordinary cards.within the sensing range of the ic/id module,it can be authorized or copied by the corresponding dedicated read-write devicel..
  • CatXQ Smart Ring: Built-in 128G Wireless USB Flash Disk,Use ring touch to transfer any files, and each ring has exclusive 128GB storage space..
  • The Smart Ring can be set as a trigger for the intelligent scene of MI Home Smart Devices..
  • We provide 24-hour after-sales service. If there is a problem with the product,or you can't operate it. Please do not hesitate to contact us..
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Dual Gigabit Ethernet Base Board Designed for Raspberry Pi Compute Module 4 Lite/EMMC Series Module, Include ETH/CSI/DSI/RTC/HDMI/Micro SD/USB Interfaces, Powerful Ethernet Capability

  • 【Powerful Ethernet Capability】Dual Gigabit Ethernet Base Board designed for Raspberry Pi Compute Module 4, suitable for evaluating the Raspberry Pi CM4 or being integrated into end products.
  • 【Connecting with Compute Module 4】Standard CM4 socket and color-coded Raspberry Pi 40PIN GPIO header, suitable for Compute Module 4 Lite/EMMC series module.
  • 【Rich Interfaces】Providing interfaces including ETH/CSI/DSI/RTC/HDMI/Micro SD/USB.
  • 【FAN Header】5V/12V, allows speed adjustment and measurement.
  • 【SD Card Slot】MicroSD card socket for Compute Module 4 Lite (without eMMC) variants.
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TECHTOO WiFi Antenna 2.4GHz 10 dBi for Wireless Router - Security IP Camera - USB Card Adapter - PCI PCIe Cards - Range Extender - PC Desktop - Drone - Signal Booster (RP-SMA 1-Pack)

  • ...t Applicable cable: 0.81mm RF coaxial cable Application Technology: IEEE802.11 ax/ac/a/b/g/n, WiMax, Zigbee, Bluetooth Wireless Length: one:42cm(16.53inches) another:47cm(18.50inches).ngff cable ipex mhf antenna wire wifi internal pigtail antenna.
  • Ultra small size connector for Note Book PC, computer GPS module cable, GSM module cablem WLAN 2.4GHz module cable, WLAN 5.8Ghz module cable, Digital apploance, Dual band ghz mini antennas for long wwan wifi booster gaming omnidirectional wifi antenna.
  • NOTE: Only Use for M.2 (NGFF) Interface, Do Not Use for MINI pcie Interface (please look the Picture), 2.4/5G Dual Frequency Internal High Gain WiFi Antenna mhf4 Jack pigtail cable extension directional extender cable antenna replacement kit for wireless module & bluetooth wifi cards.
  • Frequency Range: DC up to 6GHz (VSWR: 1.3 max. at 0.1~3GHz.
  • VSWR: 1.4 max. at 3~6GHz) ( option: 1.2Ghz 2.4Ghz 3Ghz 6Ghz 8Ghz 12Ghz 18G... ) Rated Voltage: AC 60v Contact Resistance: 20m ohm max.(Signal) and 10m ohm max.(Ground) Withstand Voltage: AC 200V Insulation Resistance: 500M ohm Min./DC 100V density.
  • Also work for intel 9260ngw ax200ngw 7260hmw and the Jetson Nano Module M.2 wifi card with MHF4 connector.killer ax1650 broadcom asus wifi modem internal cards alfa e....
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HiLetgo RFID Kit - Mifare RC522 RF IC Card Sensor Module + S50 Blank Card + Key Ring for Arduino Raspberry Pi

  • The MF522-AN module design the circuit of card read by using the original Philips MFRC522 chip..
  • Easy to use, low cost, and applicable to equipment development and card reader development etc..
  • Applicable for the user who need to design or manufacture the RF card terminal..
  • The module can be directly loaded into the various reader molds..
  • The module use a voltage of 3.3V, it can connected communication with user's any CPU mainboard through several lines of SPI interface, it can ensure stable and reliable work, and reader distance..
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HiLetgo 3pcs RFID Kit - Mifare RC522 RF IC Card Sensor Module + S50 Blank Card + Key Ring for Arduino Raspberry Pi

  • The MF522-AN module design the circuit of card read by using the original Philips MFRC522 chip..
  • Easy to use, low cost, and applicable to equipment development and card reader development etc..
  • Applicable for the user who need to design or manufacture the RF card terminal..
  • The module can be directly loaded into the various reader molds..
  • The module use a voltage of 3.3V, it can connected communication with user's any CPU mainboard through several lines of SPI interface, it can ensure stable and reliable work, and reader distance..
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CatXQ Smart Ring Compatible with iOS Android,2 NFC Safe Quick Trigger Instruction (Phone/Location/SOS),Support Simulation of 4 ID/IC Smart Cards,Waterproof,Ceramic Ring for Men Women (Size:9)

  • CatXQ Smart Ring:Built-in IC and ID modules,4 smart cards can be simulated at the same time (Access Card,Elevator Card,Time card,Parking Card,Membership Card,Shopping Card and Other RFID Cards),the read-write process of ic/id card module is the same as ordinary cards.within the sensing range of the ic/id module,it can be authorized or copied by the corresponding dedicated read-write devicel..
  • CatXQ Smart Ring:The Built-in NFC module can realize virtual call,Scene notification,Business card sharing,Memo sharing and other featured cloud services..
  • CatXQ Smart Ring Compatible with IOS (XS,XR,XS Max,11 series,12 series,13 series) and Android,.
  • Smart Ring Size: No.8 (Perimeter 57.1 mm), No.9 (Perimeter 60 mm), No.10 (Perimeter 62.8 mm),No.11 (Perimeter 66 mm),No.12 (Perimeter 70 mm),it does not require battery charging , it has IP68 grade waterproof and dustproof,it is anti-abrasive, no fading, no deforming,suitable for all occasions..
  • We provide 24-hour after-sales service. If there is a problem with the product,or you can't operate it. Please do not hesitate to contact us..
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CatXQ Smart Ring Compatible with iOS Android,2 NFC Safe Quick Trigger Instruction (Phone/Location/SOS),Support Simulation of 4 ID/IC Smart Cards,Waterproof,Ceramic Ring for Men Women (Size:11)

  • CatXQ Smart Ring:Built-in IC and ID modules,4 smart cards can be simulated at the same time (Access Card,Elevator Card,Time card,Parking Card,Membership Card,Shopping Card and Other RFID Cards),the read-write process of ic/id card module is the same as ordinary cards.within the sensing range of the ic/id module,it can be authorized or copied by the corresponding dedicated read-write devicel..
  • CatXQ Smart Ring:The Built-in NFC module can realize virtual call,Scene notification,Business card sharing,Memo sharing and other featured cloud services..
  • CatXQ Smart Ring Compatible with IOS (XS,XR,XS Max,11 series,12 series,13 series) and Android,.
  • Smart Ring Size: No.8 (Perimeter 57.1 mm), No.9 (Perimeter 60 mm), No.10 (Perimeter 62.8 mm),No.11 (Perimeter 66 mm),No.12 (Perimeter 70 mm),it does not require battery charging , it has IP68 grade waterproof and dustproof,it is anti-abrasive, no fading, no deforming,suitable for all occasions..
  • We provide 24-hour after-sales service. If there is a problem with the product,or you can't operate it. Please do not hesitate to contact us..
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Bluetooth MHF4 IPEX 2.4Ghz 5Ghz 5.8G WLAN Network Adapter PC WiFi Antenna for Intel 7260 8260 8265 9265 9260 9560 AX200 AX Killer M.2 IPEX4 Wi-Fi Wireless WLAN Card Banana Pi 4 M2 Zero Hachintosh

  • ...t Applicable cable: 0.81mm RF coaxial cable Application Technology: IEEE802.11 ax/ac/a/b/g/n, WiMax, Zigbee, Bluetooth Wireless Length: one:42cm(16.53inches) another:47cm(18.50inches).ngff cable ipex mhf antenna wire wifi internal pigtail antenna.
  • Ultra small size connector for Note Book PC, computer GPS module cable, GSM module cablem WLAN 2.4GHz module cable, WLAN 5.8Ghz module cable, Digital apploance, Dual band ghz mini antennas for long wwan wifi booster gaming omnidirectional wifi antenna.
  • NOTE: Only Use for M.2 (NGFF) Interface, Do Not Use for MINI pcie Interface (please look the Picture), 2.4/5G Dual Frequency Internal High Gain WiFi Antenna mhf4 Jack pigtail cable extension directional extender cable antenna replacement kit for wireless module & bluetooth wifi cards.
  • Frequency Range: DC up to 6GHz (VSWR: 1.3 max. at 0.1~3GHz.
  • VSWR: 1.4 max. at 3~6GHz) ( option: 1.2Ghz 2.4Ghz 3Ghz 6Ghz 8Ghz 12Ghz 18G... ) Rated Voltage: AC 60v Contact Resistance: 20m ohm max.(Signal) and 10m ohm max.(Ground) Withstand Voltage: AC 200V Insulation Resistance: 500M ohm Min./DC 100V density.
  • Also work for intel 9260ngw ax200ngw 7260hmw and the Jetson Nano Module M.2 wifi card with MHF4 connector.killer ax1650 broadcom asus wifi modem internal cards alfa e....
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