PartyBox 300 is the most legit portable speaker on the market for those who want professional level/quality sound and multiple input options. This thing can be used indoors for a wedding with
JBL PartyBox 300 Portable Speaker System - Black 645759413352 | eBay
JBL PartyBox 300 Portable Bluetooth® speaker with light display at Crutchfield
JBL PartyBox 300 Review - This Thing Is No Joke - YouTube
JBL PartyBox 300 | Battery-powered portable Bluetooth party speaker with light effects
JBL PARTYBOX 300 Portable Bluetooth Speaker - Walmart.com