Philips TAJS50/00. Speaker type: Full range. RMS rated power: 30 W. Connectivity technology: Wired & Wireless, Bluetooth profiles: A2DP,AVRCP, Bluetooth range: 20 m. Product type: Stereo portable speaker, Product colour: Blue, Volume control: Buttons. Battery type: Built-in battery, Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 4400 mAh