I made iPhone stand that can make you sound louder, recharge and stand in one time.
repro2.stl is for iPhone 5 with slim cover.
repro3.stl is for iPhone 5 without cover, model has been slightly modified for material save.
If you like, use hole from behind and hot glue lightning connector cable there. You better put in your phone and glue it. Let it cool down. You're done.