This time around JBL has changed the tech used in this by making this speaker go lower than previous the brethren Flip 3 from 85Hz to 70Hz frequency in the bass section. Objectively – The stereo speaker can handle any sound thrown at it quite well. In fact, you’ll be hard-pressed to tell them apart except for subtle differences in sound. The Flip 4 packaging is thoughtful and nice, loved the compact way everything fits and is displayed when you first open the box.įlip 4 sounds very similar to Flip 3 (read our previous full review of JBL Flip 3).