<https://www.gadgets2buy.in/product/jbl-go-portable-wireless-bluetooth-speaker-with-mic-black/#product>
<http://schema.org/description>
"JBL Signature Sound\nWireless Bluetooth Streaming , Frequency response 180Hz – 20kHz\n5 Hours of Playtime under optimum audio settings"
<https://www.gadgets2buy.in/product/jbl-go-portable-wireless-bluetooth-speaker-with-mic-black/>