HP 3XQ56LA, 2.0 channels, 2-way, 5 W, 10 W, Wireless, Micro-USB HP 3XQ56LA. Audio output channels: 2.0 channels, Speaker type: 2-way. RMS rated power: 5 W, Speakers RMS power: 10 W. Connectivity technology: Wireless, USB connector type: Micro-USB. Product type: 2.1 portable speaker system, Product colour: Black, Product design: Soundbar. Recommended usage: Mobile phone / Smartphone, Compatible memory cards: MicroSD (TransFlash)