Hello moso1996,<br /><br />Thank you for your review of the Samsung HW-C400 Soundbar and for sharing the experience that has caused you to return your unit. Your feedback is very important to us and will be shared with our product team.<br /><br />Should you ever decide to give Samsung Soundbars another try and have questions or need assistance with settings, setup, or features, please know we are always here to help.<br /><br />Call us at 1-800-SAMSUNG (ask for Soundbars), available 8 AM – 12 AM EST, 7 days a week.<br /><br />~ Samsung Solutions

Hi, thank you for taking time out of your day to share your thoughts with us about your Samsung experience. We understand your frustration and we will share your feedback with the team. Please feel free to contact us at 1-800-SAMSUNG or via live chat on our website (http://www.samsung.com/ca/support/) for further assistance. We appreciate you being a loyal Samsung customer.

Daphne,<br /><br />Thank you for taking a moment to review the HW-C400 Soundbar.<br /><br />You can optimize your audio performance to your liking by pressing the SOUND MODE button on your soundbar remote and then selecting the desired sound effect by choosing SURROUND SOUND or STANDARD.<br /><br />By pressing the TONE CONTROL button, you can adjust the volume of the treble or bass sound. Press the button to select TREBLE or BASS and then adjust the volume between -6~&#43;6 by using the Up/Down buttons.<br /><br />Press and hold the SOUND CONTROL button for about 5 seconds to adjust the sound for each frequency band. 150Hz, 300Hz, 600Hz, 1.2kHz, 2.5kHz, 5kHz, and 10kHz are selectable using the Left/Right buttons and each can be adjusted to a setting between -6 to &#43;6 using the Up/Down buttons. (Make sure the Sound mode is set to “STANDARD”.<br /><br />Additionally, using the WOOFER button on the remote, you can adjust the subwoofer’s volume between -6 to &#43;6 by toggling the button up or down. To set the subwoofer volume level to 0, press the button down.<br /><br />If you need more help, Samsung is here for you. Please call us at 1-800-SAMSUNG, 8AM - 12AM EST (Ask for Soundbars), 7 days a week. Our Live Chat agents are also available by clicking on the ‘Support’ link on our website.<br /><br />~ Samsung Solutions

Hello Thu,<br /><br />Thank you for your purchase of the Samsung HW-C400 Soundbar, I am sorry that you have experienced this issue with your soundbar.<br /><br />Samsung is committed to providing the best possible product experience, quality, and value, and we back this soundbar with a 1-year limited manufacturer&#39;s warranty.<br /><br />So that we can better assist you, please reach out to Samsung Support at<br /><br />1) 1-800-SAMSUNG (ask for Soundbars), 8 AM - 12 AM EST, 7 days a week. <br />2) LiveChat with an agent by clicking the ‘Support’ link on the Samsung website homepage.<br /><br />We hope to hear from you so we can work together to find a solution.<br /><br />~Samsung Solutions

JT2385,<br /><br />We appreciate you taking a moment to review the HW-C400 Soundbar.<br /><br />You can optimize your audio performance to your liking by pressing the SOUND MODE button on your soundbar remote and then selecting the desired sound effect by choosing SURROUND SOUND or STANDARD.<br /><br />By pressing the TONE CONTROL button, you can adjust the volume of the treble or bass sound. Press the button to select TREBLE or BASS and then adjust the volume between -6~&#43;6 by using the Up/Down buttons.<br /><br />Press and hold the SOUND CONTROL button for about 5 seconds to adjust the sound for each frequency band. 150Hz, 300Hz, 600Hz, 1.2kHz, 2.5kHz, 5kHz, and 10kHz are selectable using the Left/Right buttons and each can be adjusted to a setting between -6 to &#43;6 using the Up/Down buttons. (Make sure the Sound mode is set to “STANDARD”.<br /><br />Additionally, using the WOOFER button on the remote, you can adjust the subwoofer’s volume between -6 to &#43;6 by toggling the button up or down. To set the subwoofer volume level to 0, press the button down.<br /><br />If you need more help, Samsung is here for you. Please call us at 1-800-SAMSUNG, 8AM - 12AM EST (Ask for Soundbars), 7 days a week. Our Live Chat agents are also available by clicking on the ‘Support’ link on our website.<br /><br />~ Samsung Solutions