As an Amazon Associate, we earn from qualifying purchases. Amazon.com: Sennheiser PC 11 Portable Single-Sided Headset : Electronics Sennheiser . B003E3015O Attributes Brand name, Manufacturer name, ManufacturerSennheiser dataSourceamazonScraper moq, multiple1 MPN, SKUB003E3015O qtyInStock0 snippetAmazon.com: Sennheiser PC 11 Portable Single-Sided Headset : Electronics Distributor offers SellerSKUMOQIn stockMultiplePrices AmazonSCB003E3015O11