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2. Bluetooth - Wikipedia

   en.wikipedia.org/wiki/Bluetooth

   Maximum power output from a Bluetooth radio is 100 mW for Class 1, 2.5 mW for Class 2, and 1 mW for Class 3 devices. Even the maximum power output of Class 1 is a lower level than the lowest-powered mobile phones. [164] UMTS and W-CDMA output 250 mW, GSM1800/1900 outputs 1000 mW, and GSM850/900 outputs 2000 mW.

3. Sangean - Wikipedia

   en.wikipedia.org/wiki/Sangean

   Most of the internet radios Sangean produces are compatible with the UNDOK app. The app can be used to connect a mobile device to the radio and select an input (DAB, FM, Bluetooth) or radio station. Sangean ATS 909

4. Bluetooth Low Energy beacon - Wikipedia

   en.wikipedia.org/wiki/Bluetooth_low_energy_beacon

   Bluetooth 1.2 allowed for faster speed up to ≈700 kbit/s. Bluetooth 2.0 improved on this for speeds up to 3 Mbit/s. Bluetooth 2.1 improved device pairing speed and security. Bluetooth 3.0 again improved transfer speed up to 24 Mbit/s. In 2010 Bluetooth 4.0 (Low Energy) was released with its main focus being reduced power consumption.

5. The best Bluetooth trackers for finding lost stuff in 2025 ...

   www.aol.com/lifestyle/the-best-bluetooth...

   To help pinpoint the best Bluetooth tracker, we tested the latest offerings from the aforementioned company and several more. (Samsung also makes one but declined to provide a unit for testing.)

6. List of software-defined radios - Wikipedia

   en.wikipedia.org/.../List_of_software-defined_radios

   This article provides a list of commercially available software-defined radio receivers. Name Unit cost (2024) Type Production status Frequency range Max bandwidth RX ADC

7. 2.4 GHz radio use - Wikipedia

   en.wikipedia.org/wiki/2.4_GHz_radio_use

   Bluetooth devices intended for use in short-range personal area networks operate from 2.4 to 2.4835 GHz. To reduce interference with other protocols that use the 2.45 GHz band, the Bluetooth protocol divides the band into 80 channels (numbered from 0 to 79, each 1 MHz wide) and changes channels up to 1600 times per second.