USB + BT - Transmitter / Receiver

LED Indicator; USB Male + 3.5mm audio Female design; PC, TV, car, headphones, speakers, other Bluetooth-enabled devices

Driver-free, "Plug & play", “One-for-two” Bluetooth dongle - connect & transmit Bluetooth signal; Compatible with Bluetooth speakers, headphones, Nintendo Switch, PS4 / PS4 Pro and desktop computers, laptops, supports switch TV mode

Silent mouse - Enjoy the sound of silence; Dual mode: Bluetooth and 2.4GHz wireless connection; Multi-device control - Effortless multi-computer workflow; 1000 DPI; 7 buttons (2 thumb buttons, 4D mini ratchet, tilt button and middle button); 2 years battery life (1 x AA battery - included); Highly precise scrolling

BlitzWolf AirAux AA-BT2 bluetooth 5.0 audio transmitter + USB Type-C adapter cable + 3.5mm microphone

Bakeey USB D90 bluetooth 5.0 Transmitter-Receiver / 3.5mm to USB Adapter - Dongle. Bluetooth reception, transmission; 3.5mm plug to USB; Data storage - TF card playback; Navigation call, Operational keys. Receiving mode: Mobile phone; Speaker - Subwoofer; Car speaker - Power amplifier. Transmitting mode: PC - Laptop; TV; Projector; Bluetooth headphones; Bluetooth Speaker

PC, Laptop: No audio cable and no driver are required to establish bluetooth connection to your bluetooth headset or bluetooth speaker. Computer to phone pairing; TV to headphone headsets (speakers) pairing;

Bakeey Two in One USB interface bluetooth 5.0 audio transmitter - USB interface 3.5mm cable adaptor. Transfer wirelessly audio from bluetooth or non-bluetooth device (PC, TV, notebook, CD player, home stereo system) to your bluetooth headphones or speaker.

Flydigi Q1 Keyboard Mouse Converter via Bluetooth 4.0 - USB Interface Connection (iOS; Android; Mobile Games)