The Dynamic Vibration System on the new Sony Xperia XZ2 is pretty cool - it analyses the sound that is playing (from the music player or even a game) and uses the larger vibration motor to add a haptic feel to the sound. For example, it vibrates with the bass drum or the hi-hats. But as Aarjith reminded us, this isn't the first phone to do such a thing. In fact, we have to travel all the way back to 2004 and check out the Motorola E398. The same hardware was also sold as the ROKR E1, aka the first phone to support iTunes. Motorola E398 The phone could play MP3 files through its...
Source: https://www.gsmarena.com/the_motorola_e398_aka_rokr_e1_could_vibrate_with_sound_too-news-29903.php
