Bobtot 5.1 Home Theater System with 5.25" Subwoofer – 600W Surround Stereo Sound Speakers with Bluetooth, FM Radio, AUX, USB, SD Input Compact Size with 600W Peak Power Enjoy powerful, high-quality sound from a compact design. The 5.25-inch subwoofer with a built-in receiver eliminates the need for external amplifiers, providing a perfect balance of treble, bass, and midrange tones for any room size. True 5.1 Channel Surround Sound Immerse yourself in crystal-clear surround sound with two modes—5.1 and 2.1 channels. Easily switch between modes using the remote control or front-panel controls. The Surround function enhances your listening experience for cinematic home theater sound. 360° Speaker Placement Design Includes 2 front, 2 rear, and 1 center speaker for an enveloping 360° audio field. Wired connections ensure stable sound transmission, while placing the subwoofer near walls or corners boosts deep bass performance. Multiple Connectivity Options Connect easily via Bluetooth 5.0, AUX, RCA, USB, or SD inputs. The built-in FM radio provides great reception for your favorite stations. Note: Model A55 does not support DTS decoding or Dolby Audio/Atmos. Full Function Remote Control Fine-tune your sound with ease. Adjust each speaker’s volume individually, control bass and treble, or choose EQ presets such as Rock, Pop, Jazz, or Classic for personalized sound. Wide Compatibility Simple plug-and-play setup. Works with TVs, computers, laptops, projectors, DVD players, game consoles, and smartphones. Ideal for home theaters, parties, sports nights, or gaming with friends. Specifications: Controller Type:Button, Remote Control Surround Sound Channel Configuration: 2.1 / 5.1Peak Power: 600 WattsProgram Power: 300 WattsSubwoofer Size: 5.25 inchInput Voltage: AC 120V / 60HzFrequency Response: 20Hz - 20KHzBluetooth Version: 5.0Signal to Noise Ratio: ≥70dBSupported Inputs: Auxiliary, Bluetooth, RCA, SD, USB Packing List: 1 × RCA to 3.5mm cable1 × FM cable1 × screw kit1 × remote control1 × instruction manual