Bluetooth Compatible RCA Audio Receiver APTX LL 3.5mm AUX Jack Music Wireless Adapter with Mic NFC for Car Speakers Auto ON / OFF Using Bluetooth 5.0 chip, stronger compatibility and stability. Update NFC function, mobile phone can be connected by one touch. Bluetooth reception (RX), Bluetooth transmission (TX), FM transmission three in one. Equipped with high-definition digital LED display, working status and Bluetooth mode are clearly visible. Built-in digital to analog chip, support digital optical fiber, coaxial interface, AUX, RCA. Cool, light breathing, red / blue color, soft and glare-free. Built-in 500mAh rechargeable lithium battery, long battery life. Supports USB (U disk), TF card playback and transmission. Support FM broadcast, 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 cumbersome driving and downloading applications. HI-FI 5.0 BLUE SOUND: It has advanced Bluetooth V5.0 chip to provide Hi-Fi stereo lossless Bluetooth audio signal for streaming music to AUX or RCA input speaker, car or home stereo system. Aptx support with low latency. More compatibility and stability, the wireless range is over 10m / 33ft WIDE COMPATIBILITY: Supports NFC function, please connect the blue tooth when the mobile phone is close (mobile phone must have this function). As a blue tooth audio transmitter, it turns your TV, computer, laptop, tablet etc. with functions other than Bluetooth. Enjoy wireless technology. Support 5-8m IR remote control, easy to control multiple functions RECHARGEABLE AND EXCELLENT BATTERY LIFE: Built-in 500mAh rechargeable battery, which supports receiver for uninterrupted streaming up to 8-10 hours, long standby time of 30 days. Can be used while charging. Enough to listen to music and make hands-free calls on a long journey. Safety certificate compliant, longer service life HI-FI 5.0 BLUE SOUND: It has advanced Bluetooth V5.0 chip to provide Hi-Fi stereo lossless Bluetooth audio signal for streaming music to AUX or RCA input speaker, car or home stereo system. Aptx support with low latency. More compatibility and stability, the wireless range is over 10m / 33ft WIDE COMPATIBILITY: Supports NFC function, please connect the blue tooth when the mobile phone is close (mobile phone must have this function). As a blue tooth audio transmitter, it turns your TV, computer, laptop, tablet etc. with functions other than Bluetooth. Enjoy wireless technology. Support 5-8m IR remote control, easy to control multiple functions RECHARGEABLE AND EXCELLENT BATTERY LIFE: Built-in 500mAh rechargeable battery, which supports receiver for uninterrupted streaming up to 8-10 hours, long standby time of 30 days. Can be used while charging. Enough to listen to music and make hands-free calls on a long journey. Safety certificate compliant, longer service life