I bought these IEM’s for a bargain hifi headphones refurbished and boy I’m glad I did, I have about 20 IEM’s and when these little gems we run in over 20 hrs I can say wholeheartedly that these made me cry with emotion listening to my most favourite music from classical to rock from jazz to techno they connected to my heart and then came the tears the Final F3100 just knows how to communicate the essence of each artists peace of music from Lennon to Sinatra from lemmy to led zep the nitty gritty to these gorgeous IEM’s are how small they are they are so light once in your ear canal you genuinely cannot feel them these are not for bass heads just give amazing clarity in he mids with just enough treble for top end detail totally balanced in all frequencies a neutral musical long term listening sound with a wide genre of music and the best bit is you can drive Final F3100 just headphones out apple dongles and blue tooth headphones amps like shanling up 4 don’t hesitate mobile audiophiles out there just buy them you will not be disappointed
