Purchased on March 19, 2024. Stored at home and used a few times. The packing slip will be included with the instruction manual, with the address section removed. Thank you. BOSS Wireless System with Leather Ear Pads - Brand: BOSS - Model Name: Wireless System - Accessories: Instruction Manual - Connector Type: 1/4 inch Jack - Ear Pads: Leather [From the Manufacturer] The WAZA-AIR BASS, equipped with innovative BOSS spatial audio technology, provides bassists with an unprecedented playing experience. While being headphones, it achieves a natural sound with an airy feel, as if an amplifier is actually playing in front of you. Furthermore, the built-in gyro sensor reproduces a three-dimensional sound field in accordance with the player's movements. You can freely create sounds by combining five expressive amplifier types and over 30 effects designed for bass. You can enjoy groove training using the built-in drum patterns and metronome, and even jam sessions with music played from your smartphone. Everything is completed wirelessly, and setup is easy. You can fully enjoy high-quality and powerful sound anytime.