Despite its compact size, this stylish portable speaker from Harman Kardon produces an excellent sound thanks to its three tweeter and one woofer setup. Your next portable speaker doesn't need to be boringCredit: Harman KardonWe've seen a lot of portable speakers hit the market, but this one from Harman Kardon looks fantastic. Harman Kardon states there's a dedicated center channel that's surrounded by two tweeters. Well, you can pair multiple compatible Harman Kardon speakers together. It's not cheap, but it's not a bad price at all for a portable speaker, especially for what you're getting.