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Spider® IV 15 is the #1-selling amp in the USA and Spider IV 30 is the #1-selling 30-watt amp!*
Watch and learn about the best guitar amps in the world - the Spider IV series guitar amps by Line 6 Hear why the Spider IV series guitar amps are the best guitar amps in the world See why the Spider IV series guitar amps are the best guitar amplifiers in th world Learn more about the best guitar amps used by industry professionals, the Spider IV series amplifiers Line 6 puts effects at your fingertips in every Spider IV series guitar amp All of our Spider IV series guitar amplifiers come with professional-grade tones at the turn of a dial Pair your Spider IV 15-30 guitar amps with top quality add-ons and take your sound to the next level

FBV Express™ MkII.



Tough enough for arena stages yet small enough to fit in your backpack, FBV Express™ MkII delivers a crucial collection of hands-free functionality that will keep you at the foot of the stage instead of tied to the front of your Spider IV amplifier.
  • Hands-free channel switching and more for most Line 6 amps and POD processors
  • 4 channel switches: A, B, C, and D
  • Full-sized volume/wah pedal features plenty of grip
  • Chromatic tuner display
  • Bright LEDs show active channel, tap tempo and volume/wah
  • FBV Control software allows for easy and unlimited mapping of FBV controls via USB (Mac®/PC)
  • Durable footswitches and chassis
  • Self-powered via locking RJ-45 cable (included)
  • USB jack and RJ-45 jack
The FBV Express MkII foot pedal takes the sound and functionality of the Spider IV 15-30 guitar amplifier to the next level of play
Watch this video to learn more about the FBV2™ and FBV Express™ MkII :: Watch the video
The FBV2 switch takes the sound and functionality of the Spider IV 15-30 guitar amplifier to the next level between 4 channels of sound
FBV2™.

Lightweight and small enough to fit in your gig bag, FBV2 lets you scroll through Channels A, B, C, and D. Its ultra-reliable switches and aluminum case can take all the abuse you can throw at it.
  • Scrolls through Channels A,B,C, and D
  • Self-powered via locking cable (included)

Dress for success.

Amp Covers are now available in the store!

Don't let your Spider IV become another casualty in the war between your car and your amplifier. Spider IV amp covers protect against scratches, nicks, dust, a torn grill cloth, and other aggravating occurrences.
Keep our guitar amps covered and protected with one of our many amp covers available in the Line 6 store

*Based on MI SalesTrak® 2010 reports.