Versatile Bluetooth 5.2 Technology: The M12 Pro features advanced Bluetooth 5.2, ensuring stable, reliable connections and supporting a variety of audio codecs such as SBC, AAC, aptX, and more. Experience CD-quality sound with aptX low latency technology for seamless audio-video synchronization. Dual Functionality & Automatic Connection: Seamlessly switch between transmitting and receiving modes with the M12 Pro. Connect your smartphone or tablet to your home stereo or send audio from your TV to Bluetooth headphones or speakers automatically, enhancing your audio experience effortlessly. Intuitive Controls & Dynamic RGB Lighting: Adjust volume, bass, and treble with precision using the upgraded control knob. The device's RGB lighting changes color according to its state, adding a vibrant, atmospheric touch to your audio setup. Clear Digital Display: Keep track of your settings with ease. The M12 Pro's LED display shows everything from the Bluetooth codec in use to pairing status and volume levels, making it straightforward to manage your audio environment. Extensive Compatibility & Multi-Device Connection: The M12 Pro supports AUX, RCA, optical, and coaxial inputs/outputs, making it compatible with a wide range of non-Bluetooth and Bluetooth devices. Connect two Bluetooth devices simultaneously for shared listening without disruption. Color: black Material: aluminum alloy Package Contents: 1 x Bluetooth Adapter 1 x Remote Control 1 x Red and White RCA Lotus Cable 1 x 3.5mm Audio Cable 1 x Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.