The Mackie CR5-XBT Creative Reference Multimedia Monitors in black are a pair of studio monitors designed for professional audio applications. These rectangular-shaped speakers offer a variety of audio inputs including digital coaxial RCA, 3.5mm jack, and AUX, among others. With wireless and Bluetooth connectivity options, these monitors are portable and compact, making them ideal for on-the-go use. The Mackie CR5-XBT model features a 2-way configuration, built-in stereo crossover, and input gain control for precise audio tuning. Made of wood, these active monitors deliver high-quality sound for musicians, producers, and audio engineers.