tinny

adjectives

of or containing tin
is derived from
pertains to
of very poor quality; flimsy
thin and metallic in sound; lacking resonance
"an unpleasant tinny voice"
is similar to
containing or made of or resembling or characteristic of a metal
"a metallic compound"; "metallic luster"; "the strange metallic note of the meadow lark, suggesting the clash of vibrant blades"- Ambrose Bierce