K9 USB Car Bluetooth 5.0 Adapter Receiver FM + AUX Audio Dual Output Stereo Transmitter (White) Filter-Add-on Cards Supported formats: MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY

Supported formats: MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY

4GHz wireless connection technology

so please turn off power when changing cards

which is stable and reliable

General Compatible with Samsung:  Galaxy A90 5G

K9 USB Car Bluetooth 5.0 Adapter Receiver FM + AUX Audio Dual Output Stereo Transmitter (White) Filter-Add-on Cards Supported formats: MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY1. Bluetooth version: Bluetooth V5. 0 2. Body material: PC, ABS 3. Transmission distance: about 10m without barriers 4. Support protocol: AVRCP, A2DP 5. Input: DC 5V 2. 1A 6. Interface type: USB interface 3. 5mm interface 7. Basic functions: Bluetooth receiver (RX) Bluetooth transmitter (TX) TF card playback FM transmitter (adjustable frequency) card reader call listen to songs navigation 8. Support equipment: all kinds of speakers cars TVs desktop