![Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics](https://images-na.ssl-images-amazon.com/images/I/71t3J-Yp3zS._AC_UL600_SR600,600_.jpg)
Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics
![Logitech Z537 Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone - Walmart.com Logitech Z537 Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone - Walmart.com](https://i5.walmartimages.com/asr/2e792289-34be-4ec0-a91b-9797b29972a6_1.a7ff8770d6e97db6603be44cf7d02938.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Logitech Z537 Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone - Walmart.com
![Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81P1sprGhFL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Logitech Powerful Sound with Bluetooth 2.1 Speaker System for PC, Tablet, or Smart Phone : Electronics
![I need help. I want these THX speakers but they don't have an audio knob with a headphone jack like these other speakers. Are there external volume knobs with a headphone jack I need help. I want these THX speakers but they don't have an audio knob with a headphone jack like these other speakers. Are there external volume knobs with a headphone jack](https://preview.redd.it/i-need-help-i-want-these-thx-speakers-but-they-dont-have-an-v0-tah8nkr85yib1.png?width=640&crop=smart&auto=webp&s=2a21cccc66f3f6c06de2457de2c5ca260a720b7d)