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      Underwater Bone Conduction B21 Waterproof Wireless Headset IPX8 Swimming BT5.0 Earphone Headphones

      (5 Reviews)5 orders
      Zhongshan Sainy Electronic Technology Co., Ltd.5 yrsCN

      Key attributes

      Other attributes

      Bluetooth Standard
      Bluetooth v5.3
      Battery Indicator
      LED
      Chipset
      Actions
      Waterproof Standard
      IPX-8
      Wireless delay time
      less than 30 ms
      Model Number
      B21
      Brand Name
      SAINY
      Private Mold
      NO
      Product name
      Earphone Bones Conduction Headphone
      BT chip
      ATS2825C
      Blue tooth effective distance
      10M
      Blue tooth version
      5.0+EDR
      Blue tooth protocol
      A2DP v1.3,AVRCP v1.5,HFP v1.6,HSP v1.2
      Microphone specifications
      -38db±3
      Speaker specifications
      16mm
      Low battery alarm
      3.3V
      Headphone battery capacity
      200mAH
      Charging time
      1-2H

      Packaging and delivery

      Port
      Zhongshan Port
      Selling Units:
      Single item
      Single package size:
      25X20X10 cm
      Single gross weight:
      0.200 kg

      Supply Ability

      Supply Ability
      5000 Piece/Pieces per Day
      Show more

      Lead time

      Quantity (pieces)1 - 1000 > 1000
      Lead time (days)15To be negotiated
      Still deciding? Get samples first! Order sample

      Samples

      Maximum order quantity: 1 piece
      Sample price:
      $28.99/piece

      Customization

      Customized logo
      Min. order: 500
      Customized packaging
      Min. order: 1000
      Graphic customization
      Min. order: 2000
      For more customization details, message supplier

      Product descriptions from the supplier

      Minimum order quantity: 2 pieces
      $25.99 - $28.99

      Variations

      Total options:
      Select now

      Shipping

      Shipping solutions for the selected quantity are currently unavailable
      Still deciding? Get samples first! Order sample

      Samples

      Maximum order quantity: 1 piece
      Sample price:
      $28.99/piece

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