Fantech GS301 Trifecta RGB Gaming Speaker - Dual Connection Driver Unit: 45mm Speaker Sensitivity: 90dB Frequency Response: 20Hz-16Hz Total Harmonice Distortion: < 5% Impedance:4Q Input Interface: 3.5mm+USB Bluetooth Version:5.0 Spectrum Mode: 6 Output Power: 5W*2 Working Temperature: -40C to 85C