Price reduced from ¥2490. SONY wireless headset IF4000, complete with accessories, offering clear sound quality. Movable. Still usable. Ear pads on the headphones show some deterioration. Two headphones. Some damage to the nylon on the cord. - Model Name: IF4000 - Brand: SONY - Power Adapter: AC-S911T 9V 1100mA - Type: Wireless Headset - Accessories: Box, power adapter Purchased for ¥50,000 Thank you for viewing.