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- This is a new car Bluetooth hands-free 3.5mm AUX stereo audio receiver， which has many functions， such as， hands-free， can work as charger and receives audio signal by Bluetooth. it can easily and simply to upgrade your car stereo audio and receive the audio signal of your Smartphone， iPad， iPod and other Bluetooth – enabled mobile devices. - Moreover， this item is attached with a USB port which can charges mobile devices such as， cell phones， Tablet， MP3/4， etc and it also includes a 3.5mm audio cable which can transfer the audio signal from general devices (without Bluetooth function) to car stereo. - With this product， your car stereo can wirelessly and synchronously play the music of Bluetooth-enabled mobile devices and you greatly enjoy wonderful music and hands-free calls. You can’t miss it.Features:Car Bluetooth Audio ReceiverHands-free CallingCar Charger， Phone Charger3.5mm AUX Stereo[Car needs AUX input to work with this item]100% Brand New and High QualityWith compact portable designEasily paired， no pairing codeBe attached with a standard USB charging port and a 3.5mm audio cable Receive audio signal by wireless Bluetooth or transfer the audio signal by the included 3.5mm audio cableCan easily and simply to upgrade the car stereo audioSupport universal control function (such as play/pause， previous song， next song， etc)Support Bluetooth hands-free function， you cannot miss any call when listen to music. Support all car stereo with AUX INSpecifications:Size: 7.1 x 3.6 x 2.2cmPackage weight: 1.7oz/48gThe minimum length of the 3.5mm audio cable (flexible): 25cm Charging function: standard USB portBluetooth Version: Bluetooth3.0 Compatibility: ALL Bluetooth versionsApplications: car stereo with AUX INBluetooth hands-free functionSupport A2DP， AVRCPOutput: 5V/2.1ASNR: > 93dBTHD < 0.05%Frequency response: 20Hz-20KHz±0.3dBOutput level: 1VrmsUsage with :All 3.5mm Bluetooth Deivce， such as iPhone， Samsung， HTC.Packing included:1 x HIFI car Bluetooth music adapter1 x User Manual