Key Features: Dual Mode Functionality: Bluetooth 5.0 Receiver and FM Transmitter. Crystal Clear Audio: Enjoy high-quality sound with DSP and lossless audio. Wide Compatibility: Works with laptops, MP3 players, tablets, car stereos, and home audio systems. AUX & USB Connectivity: Features a 3.5mm AUX port and USB connection for seamless integration. Hands-Free Calls: Built-in microphone for clear and safe conversations while driving. Auto-Connect: Remembers paired devices for instant reconnection. Compact & Lightweight: Weighs only 41.5g with a durable aluminum and ABS shell. Versatile Usage: Perfect for cars, home audio systems, and portable speakers. Specifications: -Material: TUP spring wire shell, aluminum shell, and ABS. -Bluetooth Version: 5.0. -Weight: 41.5g. -Dimensions: 192 x 102 x 20mm. -Connectivity Options: Bluetooth, 3.5mm AUX. -Usage Scenarios: Car, audio system, home speakers. -Special Features: DSP support, multi-point pairing, built-in mic, auto-connect.