Mackie CR4-XBT (Pair)CR Series Creative Reference Multimedia Monitors offer studio quality sound with cosmetics that compliment any desk whether youre making music, creating content, or just relaxing to your favorite tunes. CR4 XBT 4 monitors with Bluetooth feature a sleek design with a brushed metal panel and a distinct outline. Convenient front panel headphone out and volume control make daily use easy. Flexible rear panel inputs include balanced 1 4" TRS inputs as well