What differentiates these from generic Chinese earbuds with the same Bluetooth profiles and codec supports, I've always wondered about J-Bird, seems like a lot of marketing.
slomustang50I've had some of these Chinese brand you speak of and a truck load of Sony BT, Jaybird's since they started, Samsung and LG.
1. Build quality
2. If you're in the USA the warranty
3. Battery life of my Jaybird X's are around the 8hr mark for fully continuous use of streaming audio.(Even tho the Jaybird Freedom had a trash range and 6hr battery life you continuously streamed music).
4. Range of the Jaybird X is pretty damn good (20~30 feet away) and I expect the X2 to be good also. (All the freedom versions which they don't make anymore couldn't go even pass 6feet, hell you couldn't even put it in your pocket or it would struggle).
5. Sweat proof