PUREX Technology all-in-one FM-Transmitter, charger, speakerphone, carmount for smartphone with 5-Pin Micro USB dock - DLX-28S5 Handsfree Charger/Carmount kit with FM transmitter and speakerphone for Android/Windows/BB smartphone (NOT COMPATIBLE WITH NEXUS 5) Direct 5-pin Connect dock built-in to charge your smartphone fast without extra cord Full FM frequency from 88.1 to 107.9 Mhz for handsfree Speakerphone Play your music from your phone clearly through your Car Audio speakers Additional USB port for charging other USB devices such as iPhones, iPod, tablets, and many more