I want a power amplifier circuit diagram.....with Bluetooth and playback control .....which can be operated on 3.7Volt batteries ....

I worked more than 1000 projects in designing circuit like lab view, Proteus,mat lab etc so it's easier to design . if I got chance I prove it

I'm a Electronics and communication engineering student. i like to do this work in much skilled especially in electronics devices. please reply me with full details of this project