2 Pack HMDX HX-P240YL Jam Plus Portable Speaker - Allows You To Pair A 2nd JAM Plus Speaker For True Stereo Sound (Yellow) + FREE Bonus Photive 2600mAh Portable Battery Charger Power - Allows You To Charge Your Speakers or Phone On The Go
Easy to pair in stereo, and stereo is much nicer than one speaker. Base is okay for small portable speakers, but won't give you much thump, if that's what you want.