The Bluetooth 5.0 Transmitter Receiver Adapter Audio 3 In 1 Bluetooth Audio Product Features Safe and Secure: This Bluetooth adapter has FCC authorization, the FCC ID is: 2A4RO-M6 , and has CE certification, complies with regulations, are legal for sale, operate in accordance with FCC authorization, comply with applicable industry standards, and do not interfere with other electronics. For those related certificates, please check our image display 3-IN-1 Design: Support bluetooth receiving (RX), bluetooth transmitter (TX), FM transmitter mode. Equipped with HD LED display, working status and Bluetooth mode are clearly visible. With multi-function buttons, one-key switch mode, or play/pause music, simple operation. Built-in high-definition microphone, support wireless music listening, hands-free call, navigation, let you drive more safely Bluetooth 5.0 HI-FI Sound: It features advanced Bluetooth V5.0 chip to ensure Hi-Fi stereo lossless Bluetooth audio signal for music streaming to AUX or RCA input speaker, car or home stereo system. Multiple Interface Options: Built-in digital to analog chip, support 3.5mm AUX, RCA, digital optical, coaxial, USB (memory card), TF interface. Comes with AUX cable, RCA cable, USB charging cable, it can satisfy all of your connection needs and match with various audio devices with both Bluetooth and non-Bluetooth function Rechargeable and Excellent Battery Life: Built-in with 500mAh battery that supports the receiver for non-stop streaming up to 8-10 hours, long standby time of 30 days. Can be used while charging. Enough for music and hands-free call in a long road journey. Comply with safety certification, longer service life Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!