Features: Simply press the phone button to activatesiri, the voiceassistant, and easily listen to songs, navigate, make calls, listen to audiobooks, and more. 7-color ambients light: The fm transmitter bluetoothcompatible car adapter has 7 colors of led backlight, including red, green, blue, yellow-green, purple, cyans, and silver-white. Led breathing lights not only add to the fun and ambiances of night driving but also make the device easier to operate. Widely applicable: The cigarettelighter interfaces connection is compatible for 12-24v mainstream vehicles, such as car, suvs, and trucks. It has a memory function, after the first pairing connection, it will automatically connect. External microphone, one-button operation, Bluetoothcompatible hands-free calling, hands-free, safer driving. Automatically reconnect when power on, memorize the frequency, restart after the track is powered off, and start playing from the track when the power is off. Specifications: Material:Plastic Size:As Picture Shown Power supplyvoltage: 12-24V Bluetoothcompatible: V5.0 Quick Charging 3.0 output: 5v/3a9v/2a12v/1.5a. PDport output: 5v/3a9v/3a12v/2.5a. TYPEC/ No-load voltageof fast charging port: 5V/9V/12V. Quick Charging 3.0 Over-current protection: 3-3.3a. TYPEC overcurrent protection: 3-3.3a. Temperature protectionof powerIC: the power ICstops working at 130. Frequency modulation transmission range: 5M US Fm frequency: 87.5-108MHZ U disk capacity: 32G at most FM function: Yes Playtime: unlimitedtime Screen color: monochromes screen Power supply mode: cigarettelighter car MP3. Audios source: car integrated MP3 player Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Car Adapter