We need bulk quantity of customised mp3 player - should have followed features.
1. LCD / LED display required (where playing file name should be displayed)
2. 8GB Internal memory SD/TF card is required ( Thats predefined content - user wouldn't be able to remove or tamper the content)
3. USB port
4. A good quality speaker (3W / 5W)
5. Battery back up and adaptor (Minimum 4 hours battery back up)
6. An option to add files to favourite and play back from it
7. An option for sleep timer to turn the device off after a specific time.
How are you?
I'm very interested in your project.
I have depveloping experience with MP3 player, bluetooth speaker before.
I'd like to disucss through chat for more details.
Thank you.
Anton.
hi sir. I have more than 8 years experinced in circuit design and programming development..in my past I desigb audio bluetooth hardware with speakers.i can design easilybwithout emi emc