tecknet bone conduction headphones, bluetooth v6.0 open ear headphones, wireless headphones 10h playtime & ipx5 waterproof, comfortable fit built-in mic, sport headphone for running & workout -black is up for auction in Electronics. The current bid is $2.00, 93% below the $29.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.