808 Trill - Xfer Serum Presets is the most versatile collection of 808 basses to date. Spanning over 100 carefully crafted Xfer Serum presets and 30 wavetables that are ideal to make trap, hip-hop and urban styles, this pack really captures the whole spectrum of 808 sounds; ranging from subtle, deep sub kicks, through mid-saturated, long 808s and heavy-weight distorted basses.