Last Updated on February 10, 2023 by pg@petergamma.org
In the Epox Flex manual it says:
Connectivity Proprietary 2.4GHz wireless, BLE (coming soon)
https://emotiv.gitbook.io/epoc-flex-user-manual/epoc-flex/technical-spec
Bluetooth Low Energy uses the same 2.4 GHz radio frequencies as classic Bluetooth, which allows dual-mode devices to share a single radio antenna, but uses a simpler modulation system:
https://en.wikipedia.org/wiki/Bluetooth_Low_Energy
Here it says:
Proprietary USB receiver (included): 2.4GHz band
Here it shows only a Bluetooth symbol:
Connectivity:
Here it says about connevitity: proprietary USB receiver (included): 2.4GHz band, with a Bluetooth® Low Energy symbol:
According to the same source, USB 2.0 connectivity is also possible with Extender
Which connectivity has this device now, this information is contradictory and confusing.