Sound Grenade Speaker.
Bluetooth V3.0 speaker with trendy silicone jacket. Wireless up to 10 metres. Built in Li-polymer battery (300 mAh) charging time 2 hours. Works up to 6 hours when fully charged. Frequency 100Hz-20KHz, speaker output 2 Watts RMS. Including charging cable.. Certification: CE, FCC, RoHS. Product Colour: Blue, Green, Grey, Orange, Red, White.