Spark High Definition In-ear Headphones are the combination of precision acoustics, unique design and expert ergonomic research. Powerful and accurate acoustics are achieved through high performance dynamic driver and special high definition acoustic filter built-in, resulting in full, explosive bass, intense mid-range and clear treble frequency response that will put a smile on your face...
“I'm going to write a new, proper, monster review of these later on. Just HAD to write something now. This is sort of in between my old review and my upcoming one. Useful iem tips; Comply TS400/500, Auvio tips, Meelec Balanced tips. (All of these are better than the stock tips imo.) The bass: Depending on tips, it hits hard, harder or very hard. My preferred tips are Meelec...” --MoonYeol