Focal Alpha 50 (FOPRO-A50), the most compact of the line, is equipped with a 1" (25mm) tweeter and a 5" (13cm) woofer. It features a 20W amplifier for the tweeter and a 35W amplifier for the woofer, and has a frequency response of 45Hz to 22kHz (±3dB). It is perfectly adapted for confined spaces.