inputs.text: pretty cool little kit - kit goes together quite quickly instructions detailed almost foolproof average soldering skills no problem soldering whatsoever since worked first time applied power soldering inspect soldering joints frequently ward mistakes sound loud robust however use long speaker wire no less 18 inches attaching speaker speaker close onboard microphone screech howl feedback unbearable also recommend not using extremely cheap speaker although tiny speakers work effect not quite dramatic bit better speaker picked cool mini speaker thrift store one buck whispering microphone produced loud strong output although hold mic close mouth speaking vibrato effect fairly decent high especially low pitch button setting produced nice sound effects robot voice option really nice sounded like one dahleks dr tv show kept playing device quite time enjoyable currently installing kit enclosure