Deep detailed sound for music gaming and more. The M-Audio BX4 Studio Monitors Pair are 4.5-inch multimedia monitors that deliver powerful and detailed sound perfect for a range of applications. The BX4 is the smaller sibling of the BX5 providing rich audio fidelity with onboard controls so you can cater to any space. The optimised rear ports deliver superior low-end response providing powerful bass for a fuller sound. The M-Audio BX4 features an AUX input on the front panel so you can play music from your smartphone or other media device. Perfect for your desktop these compact monitors deliver 120W of power resulting in premium-grade audio fidelity and high volumes.