RX—–aptX Adaptive/aptX HD/aptX/AAC/SBC. TX—–aptX Adaptive/aptX HD/aptX LL/aptX/SBC. Bluetooth Profile: aptX Adaptive/aptX HD/aptX LL/aptX/AAC/SBC. —The function of the bluetooth transmitter is to add a bluetooth function to devices without bluetooth function such as TV/computer, so that they can connect to bluetooth speakers/headphones.
USB Bluetooth 5.4 Adapter Wireless Dongle for PC & Laptop – Driver Free (Windows 8.1/10/11). Bluetooth 5.4 technology for faster, more stable wireless connections. Backward compatible with Bluetooth 5.3, 5.1, 5.0, 4.0, 3.0, and 2.0 devices.
Supports most Bluetooth-enabled devices and works with standard 12V-24V car cigarette lighter sockets. Wireless Music & Hands-Free Calling – Enjoy seamless Bluetooth streaming of your favorite music, podcasts, or audiobooks directly to your car’s FM radio.
【DUAL FAST CHARGING PORTS】As a car Bluetooth adapter, it provides both 18W USB-A QC3.0 and 30W USB-C PD fast-charging options. Fast-charging your device is handled in one of two ways: a 30W PD3.0 Type-C port, or a 18W QC3.0 Type-A port.