USB Adapter 4-in-1 Mini Wirele USB Adapter Support AUX RCA Output Bluetooth-compatible for Speakers Desktop Laptop TelevisionFeature:1. Upgraded:The transmitter supports for Apple AirPods headset (the market model basically does not support it).2. 4-in-1 USB Adapter:Bluetooth-compatible reception+Bluetooth-compatible transmiion+PC transmiion+PC SC external sound card. Bluetooth-compatible 5.1 chip; Bluetooth-compatible transmiion distance is 10-20 meters.3. Practical:USB direct power supply, easy to use; With cool breath light, it looks fashionable and beautiful.4. AUX RCA Output:Support AUX+RCA dual output (* supported in both receiving and transmitting modes).5. Stereo Sound Quality:Built-in high-quality decoding chip, high-definition stereo sound quality (supporting sound quality comparison of similar products).Specification:Product version: standard versionProduct model: K10 ProBluetooth-compatible version: Bluetooth-compatible V5.1Chip: AC6951CTransmiion distance: barrier-free 10-20M signalInterface type: 3.5mm AUXInput parameter: DC 5V-2.1A (MAX)Support protocol: A2DP/AVRCPUsage: drive-freeProduct color: blackProduct material: high-strength fireproof ABCBasic functions: Bluetooth-compatible reception, Bluetooth-compatible transmiion, PC transmiion, external sound cardApplicable equipment: all kinds of speakers, desktop computers, laptops, televisions, power amplifiers, projectors, etcProduct weight: 15gIncluding package weight: 30gProduct size: about 40 * 18 * 10mm/1.57 * 0.71 * 0.39inchPackage size: about 116 * 86 * 20mm/4.57 * 3.39 * 0.79inch Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. Packages:1 x USB adapter1 x AUX audio cable (1m)1 x Instructions 1.All items will be double checked and well packed before sending. Items will be dispatched within 3-7 busine days after customers pay the order. Because we have thousands of order everydays. We need to arrange shipment one order by one order. We will send the products to you ASAP. 2.We only ship to Confirmed order addre.Your order addre MUST MATCH your shipping addre. 3.It usually takes about 20-60 busine days for delivering the parcel to the destination(for remote areas,it may take alittlelong).Meanwhile,you can choose DHL Expre to shorten the shipping time if you need the order urgently. 4.If you do not receive the order within 60 busine days,please feel free to contact us before leaving negative Feedback,we will do our best to help you to resolve the iue. 1.If you are not satisfied with the item when you receive it,please return it return it within 10 days for a replacement or money back.Please contact us before you return it. 2.All returned items must be in the original packaging and you must provide us with the shipping tracking number and specific reason for the return. 3.We will refund you full money,upone receipt of the item in its original condition and packaging with all components and acceories include. 4.If the item is damaged during transport or cannot be used normally,please contact us the real photos of the items and we will refund you money. We maintain high standards of excellence and strive for 100% customer satisfaction!Your satisfaction is our first priority! If you receive the order and it is in good condition,we would be grateful if you would leave 5-Stars Positive Feedback for the transaction. Otherwise,we would be grateful if you would contact us before leaving 1-Star to 3-Stars Feedback,we will take pleasure to provide a satisfactory solution.