Celly LIGHTBEATVL. Driver diameter: 5.2 cm. RMS rated power: 5 W, Frequency range: 200 - 18000 Hz, Impedance: 3 O. Connectivity technology: Wireless, Frequency range: 2.4 - 2.48 GHz, Bluetooth range: 10 m. Product type: Mono portable speaker, Product colour: Violet, Product design: Round. Recommended usage: Universal