Engadget reports that only the MDR-EX38iP ($39.99 USD, pictured) is available now. The other three models -- the DR-EX300iP ($99.99 USD), MDR-E10iP (No price given), and the DR-V150iP ($39.99 USD) -- are expected to be released in May. The earbuds will feature in-line volume controls, built-in microphones, and different colors for the MDR earbuds. They are powered by Neodymium drivers that range from 9 to 13.5 mm. The DR-V150iP is aimed toward DJs, and has a 30mm ferrite driver.
The MDR-E10iP will come in pink, gold, blue, or grey; the MDR-EX38iP is available in black and white.