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      AlibabaConsumer ElectronicsEarphone & Headphone & AccessoriesEarbud & In-Ear HeadphonesWholesale bluetooth serial

      Bluetooth Serial

      (4675 products available)

      Holyiot Serial To Dual-mode Bluetooth Module Ble 4.2 Classic 2.4g Wireless Module Rf Support At Command

      Holyiot Serial To Dual-mode Bluetooth Module Ble 4.2 Classic 2.4g Wireless Module Rf Support At Command

      $4.00 - $6.00
      Min Order: 2 pieces
      verify6 yrsCN
      5.0
      /5
      ·
      5 reviews
      ·
      "Great service"
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      HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial For Arduino

      HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial For Arduino

      $0.69 - $0.99
      Min Order: 10 pieces
      verify1 yrsCN
      4.7
      /5
      ·
      21 reviews
      ·
      "good supplier"
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      HC-06 Wireless BLE Transceiver RF Main Module Serial F

      HC-06 Wireless BLE Transceiver RF Main Module Serial F

      $2.00 - $3.50
      Min Order: 1 piece
      verify9 yrsCN
      4.9
      /5
      ·
      146 reviews
      ·
      "Good service"
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      Hot selling ESP32-CAM ESP32-CAM-MB MICRO USB ESP32 Serial to WiFi ESP32 CAM Development Board CH340 CH340G 5V Bluetooth+OV2640 Camera enough stock

      Hot selling ESP32-CAM ESP32-CAM-MB MICRO USB ESP32 Serial to WiFi ESP32 CAM Development Board CH340 CH340G 5V Bluetooth+OV2640 Camera enough stock

      $4.58
      Min Order: 10 pieces
      10 yrsCN
      4.6
      /5
      ·
      52 reviews
      ·
      "fast delivery"
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      HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse Integrated BT Serial Pass-Through Module Wireless Serial

      HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse Integrated BT Serial Pass-Through Module Wireless Serial

      $1.71 - $3.68
      Min Order: 100 pieces
      2 yrsCN
      4.8
      /5
      ·
      42 reviews
      ·
      "Fast shipping"
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      Serial to BLE5.1 Low cost wireless module HLK-B40 with 4Mb flash and 48KB SRAM

      Serial to BLE5.1 Low cost wireless module HLK-B40 with 4Mb flash and 48KB SRAM

      $1.10 - $1.25
      Min Order: 1 piece
      verify10 yrsCN
      4.9
      /5
      ·
      31 reviews
      ·
      "great service"
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      WiFi+BT Module ESP32 Serial to WiFi Dual Antenna Module ESP32-S Module New

      WiFi+BT Module ESP32 Serial to WiFi Dual Antenna Module ESP32-S Module New

      $1.85 - $2.20
      Min Order: 5 pieces
      14 yrsCN
      4.9
      /5
      ·
      61 reviews
      ·
      "Arrived quickly"
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      Bluetooth audio module Bluetooth 5.0 car receiver earphone board serial AT change name password call line-in

      Bluetooth audio module Bluetooth 5.0 car receiver earphone board serial AT change name password call line-in

      $6.80 - $8.80
      Min Order: 50 pieces
      4 yrsCN
      4.5
      /5
      ·
      6 reviews
      ·
      "Arrived fast"
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      About products and suppliers

      4675 bluetooth serial products are offered for sale by suppliers on Alibaba.com, of which bluetooth modules accounts for 10%, noise cancelling tws earphones & headphones accounts for 1%, and earbud & in-ear headphones accounts for 1%. A wide variety of bluetooth serial options are available to you, such as led display, app control.You can also choose from store, bluetooth serial,as well as from abs, plastic, and aluminum alloy bluetooth serial, and whether bluetooth serial is red, green, or gray.
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