Universal Cassette Aux Stereo Music Adapter Auto Tape Audio 5.0 MP3 Player Converter 3.5mm Jack Plug with Microphone
Feature:
Tape design with strong  function, you can insert the cassette into the auto cassette player, then connect it with your phone , enjoy the music and hands-free freely and instantly.
Built-in microphone, the tape converter supports hands-free calling, easy to answer or end a call with one-key. You don't need to hold the phone while driving or walking in the way.
Adopt the latest 5.0  chip, provides more stable performance, steadier and better calling quality, wider compatibility and stronger functions, supporting you clear, long lasting and continuous phone call and stereo music.
The cassette has USB ports and built-in 130mAh rechargeable battery, safe and durable, you can charge the lamp anytime by connecting with power bank, laptop or other kinds of USB adaptor, convenient to use. 
Suitable for placing in the auto and vehicle to enjoy music, hands-free calling and other functions.

Specification:
Material: ABS
  version: 5.0
Product color: Black
Power supply: USB
Battery: built in 130mAh rechargeable battery
Size: 10 * 6.3 * 0.7cm/3.93*2.48*0.27in
Weight: 62g

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.