The Discovery series offer traditional design, superior sound, a solid construction, and a wide range of variants. Combining these elements – plus a wealth of technical features and finesses – gives our customers the possibility of acquiring a tailor-made Scan-Speak solution with very good performance at a reasonable low price point!
Datasheet: Datasheet 10F/8424G00
Reviews:
Klang & Ton, 02-2010
Klang & Ton, 02-2012

Size (inches): 3.5
Fs (Hz): 90
Re (ohms): 5.8
Sensitivity (dB): 86.6
Qt: 0.37
VAS (ltr.): 2.1
Xmax ± (mm): 2.6

Here you can soon find DIY kits for this driver.