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Product Overview

The BT111 is a low cost and ultra small Bluetooth Smart Ready HCI module designed for applications where both Bluetooth classic and Bluetooth low energy connectivity are needed. The BT111 integrates a Bluetooth 4.0 dual mode radio, HCI software stack, USB interface and an antenna. It is compatible with Windows and Linux operating systems and Microsoft and BlueZ Bluetooth stacks and offers OEMs a fast and risk-free way to integrate Bluetooth 4.0 connectivity into their applications.

Key Benefits

  • Highly integrated Bluetooth Smart Ready solution
    • Fast time-to-market
    • Low development risks
  • Good radio performance
    • Long range and robust connections
  • Co-existence with Bluegiga's Wi-Fi products
  • Bluetooth, CE, FCC, IC, and Japan qualified
    • Proven interoperability
    • Minimal qualification costs
    • Reduced time-to-market and R&D risks
  • Long life time and future proof solution


Radio features:

  • Bluetooth 4.0 radio
  • Supports Bluetooth classic
  • Supports Bluetooth low energy
  • Transmit power: +8 dBm
  • Receiver sensitivity: -89 dBm
  • Line-of-sight range: 100+ meters
  • Integrated antenna

Bluetooth features:

  • Bluetooth 4.0 dual mode support
  • HCI over USB interface
  • Up to seven Bluetooth classic connections
  • Up to five Bluetooth low energy connections

Hardware features:

  • USB host interface
  • 802.11 co-existence interface
  • Software programmable GPIO
  • PCM or I2S audio interfaces
  • Temperature range: -40° C to +85°C
  • Dimensions: 13.05 x 9.30 x 2.1 mm
  • Power supply: 2.3 - 5.7V

Software features:

  • Bluetooth HCI over USB


  • Bluetooth
  • CE
  • FCC
  • IC
  • Japan

Documentation and Software

Download data sheets, SDKs / software releases, app notes, example applications, reference designs training material, user guides, reference designs, videos and more. Download our side-by-side product comparison guide.

The BT111 Development Kit can be used to quickly assess the BT111 Bluetooth HCI Module and all piloting Bluetooth 4.0 applications.

BT111 Development Kit Contents:

  • BT111 USB evaluation board
  • SPI debug cable
  • Documentation

Part Number: DKBT111

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