Perfect combination of car charger and wireless Bluetooth headset. Simply and elegant overall appearance and hands-free function with built-in microphone for safety driving. Bluetooth headset (single earpiece) with?slidable-style embeds in car charger with the portable charging. Wireless headsets use Bluetooth V4.0 technology￡? compatible?with various mobile digital products￡??provide HD speech quality. Car charger not only powered the Bluetooth headset￡? but also suitable?for charging various digital products?2 in 1 set with strong function and practice. This is a perfect product for you. <br> <br> <strong>Features:</strong> <br> Perfect combo of car charger !#!amp!*! Bluetooth headset (single earpiece). <br> Hands free: Bluetooth connection !#!amp!*! built-in microphone for driving safety. ? <br> Charge !#!amp!*! play: works with any standard car charging slot￡? simply plug the car charge into the slot and connect a USB cable to charge and sync your phone. <br> USB charging port provide fast charging￡? built-in battery of earpiece with long standby time. <br> Support connect with 2 Bluetooth devices simultaneously￡? universal for various Bluetooth enabled devices. <br> New Bluetooth CSR V4.0 technology. <br> Bluetooth headset with HD stereo sound quality. <br> <br> <strong>How to use:</strong> <br> 1. Under the status of no power car charger: <br> Long press the multifunction button for 3 seconds to power on￡? and hold more 3 seconds to enter the Bluetooth pairing mode: blue and red LED?flash alternately. Search Bluetooth name "ALD50" and connect it. <br> <br> 2. Under the status of Bluetooth connection successfully: <br> 1) Answer the incoming call: <br> a. Click the multifunction button ?b. Take out the Bluetooth headset out of car charger <br> 2) Hang up the ongoing phone call: <br> a. Click the multifunction button ?b. Put the Bluetooth headset in car charger <br> <br> 3. Click the ?°+?± ?°-?± button for last/next track function￡? long press the ??°+?± ?°-?± button to adjust volume. <br> <br> <strong>Specifications:</strong> <br> Brand: Andoer <br> Model: ALD50 <br> Car charger input: 12~24V￡? Output: 5V/2.1A <br> Bluetooth chip/version/solution:: CSR/4.0+EDR/BCB <br> Bluetooth headset built-in battery: 50mAh <br> Talking time: 2~3h <br> Weight of headset: 8g / 0.30oz <br> Weight of car charger: 28g / 1.01oz <br> Package size: 15 * 8 * 5cm / 5.90 * 3.14 * 1.96in (L * W * H) <br> Package weight: 62g / 2.18oz <br> <br> <strong>Package List:</strong> <br> 1 * Car charge !#!amp!*! Bluetooth headset <br> 1 * User manual (English)