Danman, Thank you for taking the time to provide feedback on your DU6900 TV. Please know that your feedback will be shared with our internal product teams. We take pride in our products and are sorry to hear that your experience was not up to our high standards. If there’s anything we can ever help with, please call us at 1-800-SAMSUNG, 8 AM - 12 AM EST, seven days a week. Or visit us on the Samsung website and click on the ‘Support’ link for: 1) LiveChat 2) Manuals, Software, & Warranty Info ~ Samsung Pro

Kaos Kat, Thank you for choosing the Samsung DU6900 TV and for taking the time to provide us with detailed feedback on your experience. Your opinion is important to us and will be shared with our internal product teams. The DU6900 TV offers 2 HDMI ports and is Bluetooth and Wi-Fi capable, allowing a seamless connection across multiple devices at a time. If your external device requires an Optical port, we recommend utilizing an HDMI to Optical Converter. These can be found at your local electronics store. Please also keep in mind that an Optical port can be found on our DU8000F Series and above. If there’s anything we can ever help with, please call us at 1-800-SAMSUNG, 8 AM - 12 AM EST, seven days a week. Or visit us on the Samsung website and click on the ‘Support’ link for: 1) LiveChat 2) Manuals, Software, & Warranty Info ~ Samsung Pro

None, Thank you for reaching out and letting us know about the issues you are experiencing with your DU6900 TV not saving your sound/volume settings. Please ensure that your TV is in Home Mode by going to Settings> All Settings >General & Privacy System> Manager Usage Mode> Home Mode. If you continue to have issues, please give us a call at 1-800-SAMSUNG, 8 AM – 12 AM EST, seven days a week, or Chat with us on Samsung.com: https://www.samsung.com/us/support/contact/ ~ Samsung Pro