Sony ULT Field 7 Wireless Karaoke Party Speaker, Bluetooth Speakers, Waterproof, Rustproof, and Dustproof, Portable Speaker, Quick Charging, Long Battery Life for Home is up for auction in Musical Instruments. The current bid is $56.00, 84% below the $348.00 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.