![Amazon.com: 1/8" aux Input Mixing 2 in 4 Channel Way Out Headset Box Headphone Amplifier 3.5mm Mixer 1/8 inch Stereo Audio Amp with Ultra-Compact Portable Mini Jack 3.5 Splitter hup for Studio Amazon.com: 1/8" aux Input Mixing 2 in 4 Channel Way Out Headset Box Headphone Amplifier 3.5mm Mixer 1/8 inch Stereo Audio Amp with Ultra-Compact Portable Mini Jack 3.5 Splitter hup for Studio](https://m.media-amazon.com/images/I/6158qimj1+L.jpg)
Amazon.com: 1/8" aux Input Mixing 2 in 4 Channel Way Out Headset Box Headphone Amplifier 3.5mm Mixer 1/8 inch Stereo Audio Amp with Ultra-Compact Portable Mini Jack 3.5 Splitter hup for Studio
![3718 30cm 6,35 mm 1 / 4 Pouces 1 Mâle à 2 Câble Audio Splitter Stéréo Y Femelle Pour la Guitare / Amplificateur / Mixer-TVC-Mall.com 3718 30cm 6,35 mm 1 / 4 Pouces 1 Mâle à 2 Câble Audio Splitter Stéréo Y Femelle Pour la Guitare / Amplificateur / Mixer-TVC-Mall.com](https://img.tvc-mall.com/uploads/details/681400508A-1.jpg)
3718 30cm 6,35 mm 1 / 4 Pouces 1 Mâle à 2 Câble Audio Splitter Stéréo Y Femelle Pour la Guitare / Amplificateur / Mixer-TVC-Mall.com
![Sound through the earphone is also sent to the amplifier when using a jack splitter after a audio mixer - Electrical Engineering Stack Exchange Sound through the earphone is also sent to the amplifier when using a jack splitter after a audio mixer - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/rcxtN.png)