This item was acquired second-hand, so the purchase date is unknown. Full charge and power-on confirmation have been completed. PHONE terminal and LINE OUT terminal output have been confirmed. ＜Checked Functions＞ ・Breath Control ・Vibrato ・Tonguing ・Glide ・Bend ・Timbre Change ・Volume Change ・Transpose ※Not all functions have been checked. ＜Appearance＞ There are stains, scratches, and dullness. ＜Included Accessories＞ Mouthpiece cap USB cable and power adapter (third-party) Neck strap (third-party) ※User guide and software can be downloaded from the Akai Professional website.