The Blackstar SLVR-20 Silverline Standard is a portable 20-watt combo amplifier featuring a 10” speaker. It offers six preamp voicings, six Response options, and twelve studio-grade effects. With SHARC® DSP technology and advanced tone-shaping tools, this compact amp delivers versatile and high-quality sound for any stage or practice space. It includes USB connectivity, ARCHITECT software for deep editing, and ample preset flexibility.