Purchase the new SENNHEISER "HD400PRO" open-type monitor headphones and post a review on the Soundhouse product page, and the first 10 customers to do so will receive 3,000 yen worth of points! The campaign period is until Saturday June 4, 2022 . We are looking forward to hearing your feedback.

■SENNHEISER Monitor Headphones "HD400 PRO" Review Posting Campaign!
■SENNHEISER / HD400PRO