Conceptronic CLLSPKPCARG, 1.0 channels, 2-way, 80 - 20000 Hz, 4 Ω, 83 dB, Wired & Wireless Conceptronic CLLSPKPCARG. Audio output channels: 1.0 channels, Speaker type: 2-way. Frequency range: 80 - 20000 Hz, Impedance: 4 Ω, Sensitivity: 83 dB. Connectivity technology: Wired & Wireless, Bluetooth version: 3.0+HS. Product type: Mono portable speaker, Product color: Gold, Product design: Cube. Recommended usage: Universal, Compatible memory cards: MicroSD (TransFlash)