New.

From Fender:

One of the most-beloved small combo amps in the world, the Blues Junior IV adds modified preamp circuitry, smoother-sounding spring reverb and improved aesthetics that any player is sure to appreciate. A 15-watt favorite in any setting, this amp is ideal for guitarists who need to hit the stage or studio at a moment’s notice with warm tone and versatile features.

• 15 watts
• Celestion 12″ A-Type speaker
• Preamp circuit modified for increased fullness
• Spring reverb modified for improved smoothness
• Includes 1-button footswitch for FAT mid boost