2019 UPGRADE VERSION - Provides up to 5-7 HOURS battery life of nonstop music streaming,radio,iPhone calls and only need 1.5 HOURS to charge it fully.(Not: don't charge for a long time) Areson bluetooth to aux can connect 2 Bluetooth devices at the same time for enjoying your music and won't miss any calls.

STEREO SOUND QUALITY - Compared with the dim/quiet sounds on the market, this mini bluetooth adapter adopted special quality chip for improving sound quality which means a superior audio performance to spoil your ear and never feeling bored while driving.

2 in 1 BLUETOOTH - Design with a TF card slot, it's portable and can play music by 32G or less, like a MP3.Note,both modes TF/BT cannot be used at the same time,TF card NOT INCLUDE.

EASY DUAL CONNECTIONS - Connected with bluetooth receiver via 3.5mm audio cable/adapter then pair your phone to achieve listening music or answering call. After pairing successfully to the first Bluetooth device, just short press the pairing switch to turn into the second pair.

WIDER COMPATIBILITY - Areson bluetooth car kit works with most devices with bluetooth functions like iPhone X iPhone 8,8 Plus,7,7plus, iPod, iPad, Android Smartphones, and other Devices. We provide 45-Day Refund or Replacement, 24-Months Worry-Free Warranty.