High-performance version of Bluetooth chip V5.0+, stable output performanceVoice broadcast throughout the whole journey, never miss any callsAutomatic switch machine, save effort and worryfor Siri voice control600 mAh battery, 500 hours of battery lifeThe continuous talk time is about 10 hoursBuilt-in digital power amplifier, greatly increase the volume and sound effectAdvanced multi-point connection, support two mobile phones online at the same timeBuilt-in DSP noise suppression and cancellation function (CVC8.0 dual noise reduction technology)Bluetooth transmission distance: 10MSpeaker: 4 ohm2W, high-definition stereo soundColour: blackMaterial: ABSSize: 8.5 x 8 x 2cmPackage Contents:1 x Bluetooth car kit1 x USB data cable1 x Steel clip1 x Car charging adapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.