100% brand new and high quality. Made of high quality material, durable and practical to useSupport TF Card, USB Flash Drive, Microphone, Bluetooth 5.0, HI-FI SoundThe bluetooth module is made for Ai-net Port. Just plug the black connector into the socket back of your radioYou can just Insert this item to the back radio then connect the red wire to 12V+, the black wire to 12V-.Match your phone or pad to bluetooth module, and choose Aux from your radio, then you can use your phone to play music through car speakers.Compatible with for radios: For : CVA-1004 IVA-D300, IVA-D900.INA N333, INA N333RS / RRS DVA-7996R, DVA-9860R, DVA 9861Ri, DVA-9965R IDA-X100, IDA-X200, IDA-X300, iDA-X301, iDA-X303, iDA-X305, IDA-X311, IDA-X313 CDA-7893, CDA-7894, CDA-7998, CDA-7998R, CDA-9535R, CDA-9805, CDA-9807, CDA-9811, CDA-9812, CDA-9813, CDA-9815, CDA-9827, CDA -9830, CDA-9830R, CDA-9831, CDA-9831R, CDA-9833, CDA-9833R, CDA-9835, CDA-9847R, CDA-9851R, CDA-9853R, CDA-9855R, CDA-9812RB.CDA-9852RR / RB, CDA-9854R, CDA-9856R, CDA-9857R, CDA-9883R, CDA-9885R, CDA-9887R, CDA-9884R, CDA-9886R, CDA-105Ri, CDA-117Ri,: -U5t, -U58, PD100, U57, U29colour:BlackMaterial:plasticPackage Contents:1 x adapter with microphoneOnly 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.