The Karma Italiana HQSA 1041 is a versatile portable speaker system with extensive audio connectivity options. With an output power of 2 x 15 watts and compatibility with multiple audio sources, including Bluetooth, FM radio, CD playback, USB, and AUX input, this speaker caters to various listening preferences. The device offers MP3 music playback from SD cards and USB drives, supporting media up to 32 GB, as well as built-in FM radio in the frequency range of 87.5-108 MHz. Additional features include karaoke capability, RGB lighting effects for visual enhancement, and a built-in smartphone holder. Powered by two 1500 mAh lithium batteries with 3-5 hours of continuous operation and approximately 2 hours of charging time, the speaker delivers audio in the frequency range of 80 Hz to 18 kHz with a signal-to-noise ratio of over 85 dB. Constructed with 2 x 4-ohm speakers in a compact black housing measuring 360 x 147 x 210 mm and weighing 1.93 kg, this portable audio system includes an infrared remote control for convenient operation. The 5 VDC power requirement and comprehensive connectivity options make this speaker suitable for various indoor and outdoor audio applications where multi-source compatibility and portability are prioritized.