Samsung Galaxy Tab A9 4G LTE-TDD & LTE-FDD 64 GB 22,1 cm (8.7") 4 GB Wi-Fi 5 (802.11ac) Grafit (SM-X115NZAAEUE)

Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security.