The Mackie CR8-XBT is a pair of Creative Reference Series 8" multimedia monitors offering a compact solution for quality audio playback in home studios and gaming setups. With 160W of amplification driving 5" woofers and 0.75" tweeters, the CR8X-BT monitors deliver more volume and bass than the smaller CR5-XBT. With plenty of I/O provided, the CR8-XBT can accept a wired connection from your audio interface, computer soundcard, or non-Bluetooth music player, or a wireless stream via Bluetooth from your mobile device. Either way, your music can be pumped out to the drivers or your favorite headphones. The CR8-XBT features a download for ProTools | First and The Musician's Collection plug-in package including 23 high-quality plug-ins with BBD Delay, Eleven Lite, the 304E EQ, and the 304C Compressor. LF Driver Type: Polypropylene-coated. HF Driver Type: Ferrofluid-cooled Silk-domed. Frequency Response: 40Hz-20kHz (-10dB). Crossover Frequency: 3.8 kHz. Maximum Peak SPL: 108 dB SPL @ 1m. Bluetooth.