Aquarian HF Hi Frequency Clear 1ply 7mil Drum Head New The SHD25's ear pieces each

The SHD25's ear pieces each house a 34mm dome drive unit with a frequency response of 20Hz - 20000Hz

Crossfade: Yes (between Internal Sound and External Audio)

if you wanted to use a distortion pedal and keep your low end intact

Their sound is crystal clear

Aquarian HF Hi Frequency Clear 1ply 7mil Drum Head New The SHD25's ear pieces eachThe Aquarian HF Hi Frequency family of heads is recommended for sensitive playing or when trying to get a bit more high end from a batter or bottom reso head. The thin 7mil Nu Brite film accentuates the higher frequencies in the drum and produces a brighter response. Available in Clear or White Texture Coated models for use as either a Batter or RESO Head. The 7mil HF line brings out higher frequency overtones with a clean and choke free response.