Tech-Protect UltraBoost audio adapter mini jack 3.5mm (male) / Bluetooth - grayTech-Protect Ultraboost is a practical accessory that allows you to wirelessly transmit sound from devices such as a smartphone/tablet to devices without Bluetooth functionality but equipped with an AUX connector, e.g. a car radio or loudspeaker. Charged via USB-A port, it allows easy connection to various power sources - car/mains charger - thanks to this, the adapter can be used both at home and on the go. Ultraboost is also a wireless speakerphone, a built-in microphone and noise reduction function will ensure safe and interference-free calls. The adapter guarantees high-quality, crystal-clear sound transmission.Specifications: Brand: Tech-ProtectModel: UltraBoostColour: Gray, blackMaterial: Aluminum, TPUConnector: 3.5mm JackBluetooth version: 5.0Range: 5mCable length: 100cm