Bluetooth Serial Adapter - Parani-ESD100B-DC OEM Bluetooth-Serial Module-Class1 with built-in chip antenna


The Parani-ESD100B-DC is a class 1 type Embedded Bluetooth Serial Module designed for users who wish to embed Bluetooth connectivity directly onto the circuit.



  • Output Interface UART, Compliant Bluetooth Specification v1.2- improved AFH(Adaptive Frequency Hoping), Fast connection
  • Transmit Power – ESD100/110 : Max. +18dBm, ESD200/210 : Max. +4dBm
  • Receiving Sensitivity – ESD100/110 : -88dBm(0.1%BER), ESD200/210 : -80dBm(0.1%BER)
  • Compact size – ESD100/110: 27.5 x 27.7 x 14(mm), ESD200/210: 18 x 20 x 11.7 (mm)
  • Provides transparent RS232 serial cable replacement.
  • Supports Bluetooth Serial Port Profile.
  • Interoperability with PDA, laptops etc.
  • Built-in chip antenna included
  • Supports firmware upgrade via windows-based software(ParaniUpdater)
  • Working distance ( In an open field ):

    Parani-ESD100: Class 1, Nom. 100 meters

    Parani-ESD110: Class 1, Nom. 100 meters, up to 1000m using patch antenna

    Parani-ESD200: Class 2, Nom. 30meters

    Parani-ESD210: Class 2, Nom. 30meters, up to 300m using patch antenna

  • Easy to use Windows configuration tool available.
  • No external drivers required.

Downloads & Datasheets

  1. Full Specs PDF




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