Audio SpeakersSony Portable Party Speaker for Outdoor Party ExperiencedevicenextMay 8, 2019May 8, 2019 by devicenextMay 8, 2019May 8, 20193 Sony announced the launch of an exciting new outdoor party speaker, the GTK-PG10. Wireless, portable and with a long battery life, the GTK-PG10 is ideal...