NFC Bluetooth 5.3 Audio Receiver Aux Rca Usb Adapter + Mic

Sold by GADGETS PLANET & TRADING ENT. · Lartebiokorshie

1.it's a bluetooth audio receiver only, not a transmitter. can only be used for audio transmission,so you couldn't use it for your keyboard, mouse, file transfer. (1) nfc bt 5.3 audio receiver product parameter: product name: nfc bluetooth 5.3 audio receiver output parameter: dc 5v bluetooth version: v5.3+edr bluetooth protocol: a2dp/avrcp bluetooth distance: 10 meters interface: r l rca/3.5mm aux stereo/usb u-disk/tf card/ support mic: yes,with microphone handsfree calling frequency range: 10hz-20khz signal to noise ratio: >110db product size: 68mm*58mm*21.8mm function description: with microphone hands-free call, nfc connection, usb u-disk play,tf card play, bluetooth connection. support multiple audio output ports: can connect with 3.5mm headset, stereo system, speaker.