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Author: Kai Ren

Kai Ren is Technical Program Manager for the APAC region at the Bluetooth SIG. He has more than 8 years of experience in design and development of wireless sensor networks, specializing in short range, low power wireless technology. His goal at the Bluetooth SIG is to build out Bluetooth’s developer program in the APAC region, helping developers bring innovative applications and products to market.
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Case study

Auracast™ location profile – Contact Theatre

The Contact Theatre, located in Manchester, is a pioneering hub for young creatives. As Manchester’s Young People’s Theatre, it fosters…

SIG staff
15 July 2025
Blog post

How to setup BlueZ on Raspberry Pi and support PB-ADV

Howdy, developers and engineers! Last year, the Bluetooth Special Interest Group (SIG) released two developer study guides, Deploying BlueZ v5.50…

Bluetooth SIG
01 May 2020
Blog post

10 frequently asked questions about isochronous channels

Bluetooth® LE Audio is the next generation of Bluetooth® audio and operates on the Bluetooth Low Energy (LE) radio, compared…

Bluetooth SIG
02 March 2020
Blog post

6 important things to know about Bluetooth LE Power Control

Bluetooth® Low Energy Power Control, also known as LE Power Control (LEPC), is one of the features introduced in Bluetooth® Core…

Bluetooth SIG
11 February 2020
Blog post

Updated beacon study guide now shows you how to implement Swift

Swift, a powerful and intuitive programming language for macOS, iOS, watchOS, tvOS and beyond, has seen widespread use across a…

Bluetooth SIG
22 October 2019
Blog post

A new way to debug iOS Bluetooth applications

If you are doing Bluetooth® application development on an iOS platform, or performing embedded firmware development for an iOS app,…

Bluetooth SIG
15 October 2019
Blog post

Using BlueZ v5.50 and the Raspberry Pi 4 update to create a Bluetooth Mesh Networking provisioner

The Raspberry Pi Foundation released a new Raspberry Pi board in June 2019, Raspberry Pi 4 Model B. This latest…

Bluetooth SIG
04 September 2019
Blog post

New study guide shows how to turn wearables into Bluetooth Mesh Networking provisioners

Bluetooth® Low Energy (LE) is the driving force behind the wearable devices market, featuring lower power consumption and greater compatibility…

Bluetooth SIG
06 August 2019
Blog post

Bluetooth Asia developer follow up: Bluetooth Mesh Networking provisioning and interoperability

This year, the Bluetooth Special Interest Group (SIG) hosted a session on Bluetooth® Mesh Networking provisioning and interoperability at Bluetooth…

Bluetooth SIG
22 May 2019
Blog post

How one wearable can connect with multiple smartphones or tablets simultaneously

For Bluetooth® Low Energy (LE) connection-oriented applications, it’s common that one central device initiates and maintains connections with multiple peripherals….

Bluetooth SIG
16 May 2019
Blog post

China Eastern adds Bluetooth technology on its flagship carriers

According to the Bluetooth® market update 2018, this year, audio streaming Bluetooth® device shipments are expected to increase to 970 million…

Bluetooth SIG
21 March 2019

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  • English
  • Deutsch
  • 日本語
  • 中文 (简体)
  • Learn about BluetoothExpand
    • Bluetooth technology overview
    • New use casesExpand
      • Auracast™ broadcast audio
      • Bluetooth® Electronic Shelf Labels
      • Bluetooth® Networked Lighting Control
    • Feature enhancementsExpand
      • Overview
      • Bluetooth® Channel Sounding
      • Bluetooth® Direction Finding
      • Bluetooth® LE AudioExpand
        • About Bluetooth® LE Audio
        • Auracast™ broadcast audio
        • Support for hearing assistance
        • Bluetooth® LE Audio specifications
        • Bluetooth® LE Audio resources for developers
      • Bluetooth® Mesh NetworkingExpand
        • About Bluetooth® Mesh Networking
        • Bluetooth® Mesh to DALI Gateway
        • Bluetooth® Mesh Networking FAQs
        • Bluetooth® Mesh Networking glossary of terms
      • Features in development
    • Key attributesExpand
      • Bluetooth range
      • Bluetooth reliability
      • Bluetooth securityExpand
        • About Bluetooth security
        • Reporting security vulnerabilities
  • Develop with BluetoothExpand
    • Join the SIGExpand
      • Overview
      • Benefits comparison
      • Getting started as a member
      • Member support
      • Member promotion program
      • Member directory
    • Build your productExpand
      • Overview
      • Core specification overviews
      • Study guides
      • Training videos
      • Webinars
      • Developer forums
      • White papers
      • Product testing
    • Qualify your productExpand
      • Overview
      • Qualification test toolsExpand
        • Profile Tuning Suite (PTS)
        • PTS test coverage
        • Validated & recognized test systems
      • Qualification test facilities
      • Qualification consultants
      • Bluetooth enforcement program
    • Brand your productExpand
      • Overview
      • Communicating Bluetooth® functionality
  • SpecificationsExpand
    • Specifications and documents
    • Features in development
    • Submit an idea for a specification
    • Working GroupsExpand
      • Groups and committees
      • Specification development process
      • Templates and documents
      • Awards & recognition
      • Working Group events calendar
    • Assigned Numbers
    • GATT Specification Supplement
    • Device Properties
    • IOP test events
    • Interoperability tools
    • Test Case Reference List (TCRL)
  • ResourcesExpand
    • Papers
    • Reports
    • VideosExpand
      • Event videos
      • Promotional videos
      • Training videos
      • Webinars
    • Study guides
    • Infographics
    • Case studies
    • Blog posts
Account Member login
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    • Who we are
    • Board of directors
    • Executive team
    • Governing documents
    • Annual reports
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    • Contact us
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  • Find a product
  • AURACAST
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