问题：什么是蓝牙低功耗（BLE）技术？
答案：
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**来源：** Bluetooth Technology Overview | Bluetooth® Technology Website
Bluetooth Technology Overview | Bluetooth® Technology Website Skip to content Learn About Bluetooth Bluetooth technology overview One key reason for the incredible success of Bluetooth® technology is the tremendous flexibility it provides developers. Offering two radio options, Bluetooth technology provides developers with a versatile set of full-stack, fit-for-purpose solutions to meet the ever-expanding needs for wireless connectivity. Whether a product streams high-quality audio between a smartphone and speaker, transfers data between a tablet and medical device, or sends messages between thousands of nodes in a building automation solution, the Bluetooth LE and Bluetooth Classic radios are designed to meet the unique needs of developers worldwide. Bluetooth® Classic The Bluetooth Class
*（详见：https://www.bluetooth.com/learn-about-bluetooth/tech-overview/）*
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**来源：** Developing with Silicon Labs Bluetooth Low Energy (LE) | Developing with Bluetooth | Bluetooth LE | latest | Silicon Labs
Developing with Silicon Labs Bluetooth Low Energy (LE) | Developing with Bluetooth | Bluetooth LE | latest | Silicon Labs Developer Documentation Home Training Community Support Github Login Register // Software Documentation // Bluetooth LE // Version 11.0.2 (latest) // Developing with Bluetooth You are viewing documentation for version: 11.0.2 (latest) PDF Edit Developing with Silicon Labs Bluetooth Low Energy (LE) # Bluetooth is a wireless technology standard managed by the Bluetooth Special Interest Group (SIG). Designed for data transfer and exchange over short distances, Bluetooth makes use of the unlicensed ISM band at 2.4 GHz. Traditional Bluetooth technology is optimized for sending a steady stream of high quality data in a power-efficient way. Bluetooth low energy technology allo
*（详见：https://docs.silabs.com/bluetooth/latest/）*
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