Welcome to our store!</br> 1、Beautiful streamlined design, 2‑in‑1 Bluetooth adapter, compact and rounded, more powerful performance, hifi chip, stable transmission without lag. 2、Receive+transmit 2 in 1 design, long press TX/RX to switch mode, easy to use, suitable for multiple devices. 3、For OLED screen displays 8 Bluetooth devices nearby, use the +/‑ button to select the bluetooth device to be paired, and press the multi‑function button to confirm. 4、Connect the computer to the Bluetooth headset/speaker with a transmission range of up to 10m, enjoy the original sound. 5、For cars with AUX interface, use the receiving mode to upgrade the car audio to Bluetooth audio through the 3.5MM audio cable. <p class="wang-edit-text">Item Type:&nbsp;Bluetooth&nbsp;5.0 Transmitter Receiver Material: ABS Color: As Picture Shown Weight: Approx. 72.0g/2.5oz Bluetooth Version: 5.0 Battery Capacity: 3.7V 300mAh (included) Input Interface: AUX Output Interface: AUX Transmission Distance: About 10m This product supports pairing and connection for iPhone 2nd-generation and 3rd-generation headsets How to use: 1. Turn on the Bluetooth headset and enter the pairing state 2. Long press the multi-function key 3. Long press the TX/RX button for 2 seconds to switch to TX LINE 4. Double-click the multi-function button to search for pairing 5. Search for devices that can be paired, and use-or + to select the name of the device you need to pair 6. After selecting the device name, press the multi-function key to confirm pairing <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Bluetooth&nbsp;5.0 Transmitter Receiver1 x Audio Cable 1 x USB Cable 1 x Manual (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service.</br>