boAt Stone 1000 14 Watt 1.0 Channel Wireless Bluetooth Outdoor Speaker (Black)

14W RMS Stereo Output
Bluetooth v2.1 with 10m range; Audio Input via AUX. Frequency Response 20Hz-20KHz
Battery Capacity of 3000mAh delivering a playback time of up to 8 hours (50% volume); Full Charge in about 2.5 hours