Bluetooth Receiver,HiFi Wireless Audio Adapter,Wireless Bluetooth 5.0 Transmitter Receiver for PC/TV/Speaker/Headphone,with NFC,3.5mm AUX RCA Optical Output/Input, aptX Low Latency

2-IN-1 Smart Device, Makes Any Audio System Wireless >Transmitter Mode:Bluetooth-enable your TV, AV Receiver, PC / Laptop or other audio source to wirelessly stream music to your Bluetooth Headphones. >Receiver Mode:Wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones. Multiple Connecting Options (3.5mm AUX + RCA) > AUX (Analog audio port):To transfer analog stereo audio. No More Lip-sync Delay Unlike other competing adapters,Supports the codec of aptX Low Latency in both TX & RX modes. It can effectively minimize audio latency up to 40 milliseconds, and allow you to watch video while avoiding lip-sync issue. Long Working Time >300mAh Li-Battery:It can be fully charged in two hours, and then it can be used continuously for 9-10 hours. Support to use while charging. Easy to Set up and Link >Bluetooth 5.0 Transmitter can be connected via Bluetooth or NFC function, the connection process takes about 3-5 seconds. Bluetooth links are automatically turned off when you use NFC links. >Support U disk to play music. Specifications: >Codec: aptX Low Latency, aptX, A2dp,avctp, avdtp , avrcp, hfp,spp, smp,att, gap ,gatt ,rfcomm ,sdp, l2cap >Transmit Range: up to 49ft/15m >Performance?HiFi >Bluetooth Version?V5.0+EDR >Supports: Dual Stream (TX mode); Multi-Point (RX mode) >Dimension: 4 x 2.5 x 1 in >Net Weight: 2.5 oz Packing List: 1x Bluetooth Transmitter 1x 3.5mm Audio Cable 1x RCA Audio Cable 1x USB Charging Cable 1x User Manual Operation instruction: long press the touch key 2s to start the machine, and red and blue lights will flicker alternately when entering the pairing state. When you link successfully the light will turn into a flashing white light.