Frisby FS-5040BT Bluetooth 5.1 Speakers provides clear sound from all satellite speakers and woofer from up to 30 feet away. You can sync any Bluetooth enabled device; your phone, tablet, media player or even your computer. The subwoofer features an LCD screen that makes it easy to see which track you re playing or adjust EQ level or volume. Frisby FS-5040BT supports Bluetooth 5.1 technology for streaming audio wireless from devices that are Bluetooth-enabled. For other non-Bluetooth devices, there is a 3.5mm auxiliary input ports. Additional conveniences include an LCD display and included remote control. You ve got full power to fill your room with big, balanced sound. Both speakers and the subwoofer are magnetically shielded to provide the protection against image distortion from external electronic sources. Compatible with all PC models, Labtops, smartphones and all mp3 players, IPOD, discmans, walkmans equipped w/ headphone jack. The included remote control has controls for bass and treble EQ, volume, play/pause, previous/next track, Bluetooth sync and power. The system also has an LCD display and volume/sync buttons. .. Please note that all speakers of the set are connected wired to your subwoofer. ..Contents: Subwoofer/Amplifier, Center Channel Speaker, 4 Satellite Speakers, Remote Control, Manual 3 RCA cable, 1 Audio cable...SUBWOOFER Driver Size 5.25 inches, Impedance 8 ohms, Signal to Noise Ratio 75 dB, Input Sensitivity 400 mV, Frequency Response 20Hz - 200Hz, Watts RMS 50 Watt Root mean square value (effective value of net power), Watts PMPO 800 Watt (Peak Music Power Output)achieves maximum sound level using amplify of your system. Dimensions Width: 6.7 inch Depth: 13 inch Height: 12.2 inch , SATELLITES Driver Size 3 inches, Impedance 4 ohms, Signal to Noise Ratio 75 dB, Input Sensitivity 500 mV, Frequency Response 100Hz - 20kHz, Watts RMS 50 (total), Dimensions Width: 4.3 inch Depth: 4.5 inch Height: 7.3 inch