Boss - SD-1 - Super OverDrive - 1983 - made in Japan - PSA 9V Mod
BOSS SD-1 SUPER Over Drive 1983 Vintage Guitar Pedal Made in Japan JRC4558DD ACA 761294008508 | eBay,BOSS SD-1 SUPER Over Drive 1983 Vintage Guitar Pedal Made in Japan JRC4558DD ACA 761294008508 | eBay,Boss - SD-1 - Super OverDrive - 1983 - made in Japan - PSA 9V Mod,1983 Boss SD-1 Super Overdrive Guitar Effects Pedal Black Label Japan w/ JRC4558D Chip