Full-frequency speaker technology, 360-degree stereo surround HD decoding output, no noise more Adopt automotive DC 5V direct plug power supply design plug and play Support vehicle U disk or car charging interface power supplyIt adopts Bluetooth 5.1 chip and built-in performance decoding chip with high performanceStereo, listening to music smoothly without delay, car universalBuilt in microphone, speakerphone, hd call keep your hands in the direction, so it's to drive10m transmission distance the built-in antenna design can realize 0-10mlong-distance transmissionType: Bluetooth adapterOperating voltage: 5V/1VBluetooth version: V5.1+Power supply mode: USB power supplyBluetooth distance: 10 productConnection mode: mobile phone, , PAD Bluetooth connectionKey: FM FM FM/Play/Pause/Answer PhoneFrequency range: FM87.5/95.0/103.0color: BlackMaterial: ABSPackage Contents:1 x AdapterOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.