Highlights 4 Music Playing Modes Crystal Clear Hands-free Call Dual USB Ports Clear Large Screen with BacklightSpecification Dimensions:2.68 in * 2.17 in * 4.61 in Weight:0.1700 lb Available Ship to:United StatesDetails *Features*: **4 Music Playing Modes*:With FM signal,it can play music from your wireless-enabled audio devices to car stereo system. It also support play music from TF card(up to 32GB),USB flash disk. The aux-in makes it can stream music from MP3,MP4 and other audio devices with 3.5mm port. Easy to switch between TF card,wireless mode,USB disk mode with "Multifunction" button. **Crystal Clear Hands-free Call*:Stable wireless connection and CVC noise cancellation technology of microphone ensures crystal-clear calls,the other end can't even tell you're calling hands-free. **Dual USB Port*:The USB port with charging icon for 5V/2.1A fast charging(charge your phone or other devices in fast speed),the other one with USB icon is for reading U disk. You can listen to music while charging you device at the same time.(Note:Do not charge 2 devices at the same time.) **Foldable and Convenient*:The flexible neck adopts 120° adjustable design for the optimal viewing angle and operation experience;Works well with most wireless-enabled devices and its memory function makes auto-connect to the last paired phone possible. **Clear Large Screen with Backlight*:The 1.37 inches large screen will show incoming call number,voltage level in car battery,volume,FM frequency and song name if you play music from TF card or USB flash disk. Easily read at night or in the day. *Specifications*: Product Type: Car Wireless FM Transmitter Wireless Version: V3.0+EDR Compatible Models: Wireless-enabled devices such as iPhone 8, iPhone 8 plus, iPhone X, Samsung, HTC, LG, Blackberry, Sony, Tablet and iPad Frequency: 20h-20KHZ Sensitivity: -42db+/3db 360 Output: 5V/2.1A Working Current: 45mA (max) Standby Current: 25 mA (max) Effective Wireless Range: 5 meters Effective Mic Range: 2 meters RF Output: 4dBm FM Frequency: 87.5MHz - 108.0MHZ Transmitted Power: 87 dBuv/107 dBuv Color: Black Size: 8 x 5 x 10 cm/3.15'×1.97'×3.94'(L×W×H) Weight: 50g/1.8oz *Package Lists*: 1 x Car Wireless FM Transmitter 1 x 3.5mm Audio Cable