5.25” Subwoofer ▶️ 85W X 4.1CH system Power (RMS) ▶️ Compatible with Smartphone, laptop, desktop ▶️ Wireless Remote Control ▶️ 3.5mm audio output ▶️ SD-Card Mp3 Music Playback ▶️ FM with Powerful Bass ▶️ Dual Connectivity via Bluetooth v4.2 and USB ▶️ LED display with different modes ▶️ 365 Days Warranty from Date of Purchase