https://www.androidauthority.com/bluetooth-4-2-internet-of-things-571770/
Bluetooth 4.2 introduces internet connectivity ideal for IoT
Dec 3, 2014 - The new Bluetooth 4.2 standard introduces low power internet connectivity for IoT devices, as well as improved privacy control and faster data speeds.
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https://www.tomshardware.com/news/bluetooth-4.2-privacy-speed-improvements,28159.html
Bluetooth 4.2 To Bring Increased Privacy, Speed And Efficiency | Tom's Hardware
Dec 3, 2014 - The Bluetooth 4.2 specification has just been published. It brings new privacy features, fixes some security issues, and increases performance and efficiency.
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https://www.samsung.com/in/support/model/SM-R880NZKAINU/
Galaxy Watch4 Classic Bluetooth (4.2 cm) | Samsung Support India
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https://www.ubergizmo.com/2014/12/bluetooth-4-2-packs-quite-a-punch/
Bluetooth 4.2 Packs Quite A Punch | Ubergizmo
When it comes to Bluetooth technology, it is interesting to know that the technology has progressed quite a fair bit ever since it was first...
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https://www.cnx-software.com/2017/01/09/mediatek-mt2533d-is-a-bluetooth-4-2-sip-for-smart-headphones-hands-free-systems/
Mediatek MT2533D is a Bluetooth 4.2 SiP for Smart Headphones & Hands-Free Systems - CNX Software
Jan 9, 2017 - There used to be a time when most products were based on a general purpose MCU or processor that you would interface to over chips like audio codecs,