Show off your San Francisco 49ers pride with the Prime Brands Group San Francisco 49ers XL Shockbox Wireless Bluetooth Speaker. You’ll be able to show off your favorite NFL team wherever you go thanks to the San Francisco 49ers graphics. Whether you’re headed to the game, going around town, or relaxing at home, this electronics gear will let everyone know where your loyalty lies. Celebrate the San Francisco 49ers no matter where you go with the Prime Brands Group San Francisco 49ers XL Shockbox Wireless Bluetooth Speaker.