3 In 1 Bluetooth Audio Adapter Bluetooth 5.0 Transmitter Receiver Adapter, M6. Product Details 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 Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.