The Packable Wireless System (PWS) from Grain Audio is a wireless speaker that you won’t want to put away when it’s not in use. Made with solid walnut with neutral graphite speaker grills and buttons, the PWS has a modern, mature look that will complement a bookcase, desktop, or even a bedside table. At only seven inches long, this speaker is small enough to fit into a backpack, carry-on suitcase, or purse, making it an ideal travel speaker.