M6 Bluetooth 5.0 receiver and transmitter with FM and NFC functions Give your audio device Bluetooth and NFC capabilities and enjoy high-quality music Using Bluetooth 5.0 chip, stronger compatibility and stability. Bluetooth reception (RX), Bluetooth transmission (TX), FM transmission three in one. Equipped with a high-resolution digital LED display, the operating status and Bluetooth mode are clearly visible. Built-in digital-to-analog chip, supports digital fiber, coaxial interface, AUX, RCA. Cool, light breathing, kolor red/blue, soft and non-glare. Built-in rechargeable lithium battery 500mAh, long battery life. Supports USB (U drive), playback and transmission of TF cards. Support FM transmission, and the frequency can be adjusted from 87,5 to 108. Support 5~8 meters infrared remote control, all kinds of functions are easily accessible. Connecting the product is simple, without the hassle of driving and downloading the app. BLUE SOUND HI-FI 5.0: It features an advanced Bluetooth V5.0 chip to provide lossless Bluetooth Hi-Fi stereo audio signal for streaming music to the AUX or RCA input speaker, car or home stereo system. Support aptx short waiting time. Greater compatibility and stability, wireless range is more than 10m/33ft RECHARGEABLE AND EXCELLENT BATTERY LIFE: Built-in 500mAh battery, which supports receiver for uninterrupted streaming up to 8-10 hours, long standby time 30 days. Can be used while charging. Enough to listen to music and make hands-free calls on a long journey. Safety certificate compliance, longer service life WIDE COMPATIBILITY: in functions other than Bluetooth. Enjoy wireless technology. Support 5-8m infrared remote control, easy control of many functions 3-in-1 design: supports blue tooth reception (RX), blue tooth transmitter (TX), F M transmitter mode (87,5-108 MHz). Equipped with HD LED display, operating status and Bluetooth mode are clearly visible. With multifunction buttons, one-key switching mode or music playback/pause, simple operation. Built-in high-resolution microphone, supports wireless music listening, hands-free calling, navigation, allows you to drive safer MANY INTERFACE OPTIONS: Built-in digital-to-analog chip, support 3.5mm AUX, RCA, digital optical, coaxial, USB (memory card), TF interface. Includes AUX cable, RCA cable, USB charging cable, can meet all your connection needs and fit a variety of audio devices with Bluetooth and without Bluetooth The package includes: 1x Bluetooth adapter . Cable MM . 1x cable 3,5 mm-RCA 1x cable Micro USB 1x pilot. 1x instruction manual. (English language）