![This image of my Pro-ject headbox in relation to thread asking about 2 people listening at the same time with ear buds. : r/headphones This image of my Pro-ject headbox in relation to thread asking about 2 people listening at the same time with ear buds. : r/headphones](https://i.redd.it/yhj3usvb0ya11.jpg)
This image of my Pro-ject headbox in relation to thread asking about 2 people listening at the same time with ear buds. : r/headphones
![Occasion Amplificateur casque Pro-Ject Head Box SE Les produits arrêtés - Découvrez nos offres maPlatine.com Occasion Amplificateur casque Pro-Ject Head Box SE Les produits arrêtés - Découvrez nos offres maPlatine.com](https://www.maplatine.com/3678-thickbox_default/occasion-amplificateur-casque-pro-ject-head-box-se.jpg)
Occasion Amplificateur casque Pro-Ject Head Box SE Les produits arrêtés - Découvrez nos offres maPlatine.com
![Pro-Ject Head Box SE II Headphone Amplifier | Headphone Amplifiers | Amplifiers | Audio Devices | Spring Air Pro-Ject Head Box SE II Headphone Amplifier | Headphone Amplifiers | Amplifiers | Audio Devices | Spring Air](https://www.springair.de/media/image/94/5b/0a/66043.jpg)
Pro-Ject Head Box SE II Headphone Amplifier | Headphone Amplifiers | Amplifiers | Audio Devices | Spring Air
![REVIEW: Pro-Ject HEAD BOX RS + POWER BOX RS UNI 1 – headphone amplifier + power supply unit | CZECH REPUBLIC/AUSTRIA REVIEW: Pro-Ject HEAD BOX RS + POWER BOX RS UNI 1 – headphone amplifier + power supply unit | CZECH REPUBLIC/AUSTRIA](https://www.highfidelity.pl/foto_testy/1607/project/01.jpg)
REVIEW: Pro-Ject HEAD BOX RS + POWER BOX RS UNI 1 – headphone amplifier + power supply unit | CZECH REPUBLIC/AUSTRIA
![Pro-Ject HeadBox SE - dual independent circuits, 3 inputs, bypass + socketed 2604 op amp Photo #1096830 - US Audio Mart Pro-Ject HeadBox SE - dual independent circuits, 3 inputs, bypass + socketed 2604 op amp Photo #1096830 - US Audio Mart](https://img.canuckaudiomart.com/uploads/large/1096830-project-headbox-se-dual-independent-outputs-3-inputs-bypass-socketed-op-amps.jpg)