Complex sentence: The Nap 250 amplifier is perhaps Naim Audio's most famous product, while their preamplifiers such as the NAC52, speakers such as the SBL (Separate Box Loudspeaker) have also assumed cult status.
Split into simpler sentences: The Nap 250 amplifier is perhaps Naim Audio's most famous product. Many of the Naim's other products, such as the NAC52 pre-amplifier and speakers such as the SBL (Separate Box Loudspeaker) have also assumed cult status.