Brand Suckoo 3.5mm 2RCA HiFi Stereo Audio Switcher Splitter Headphone Amplifier 2 In 1 Out 1 In 2 Out.2 Port DVD Player MP3 Computer External AV TV Monitor Projector Headphone Speaker Selector Switch Box. This audio switcher 2 in 1 out 1 in 2 out is a very practical device, it has 2 in 1 out ports, you can select 1 of the sources in 2RCA or 3.5mm audio input switcher, such as computer host DVD player MP3 external 1 monitor TV projector stereo headphone amplifier and other devices. You can connect this product with 3.5mm male to male or 2RCA to 2RCA or 3.5mm to 2RCA cable. The switcher supports 2RCA or 3.5 mm audio jacks for transmitting high-quality audio signals. This means you can enjoy clear, detailed audio effects. Switching mode: Manual button switching. In addition, the audio switcher comes with a headphone amplifier function that provides stable, high-quality audio amplification and gain for connected devices, ensuring stable and reliable signal transmission. There is also 1 button next to the item is the mute button, which can control the mute function of the audio. Color: Black, Item Size: 8.3x6x2.8cm: This product 1 pc + 3.5mm to 2RCA audio cable 2 pcs * 1.5M. Overall, this audio switcher is a powerful and high performance device for home entertainment systems, conference rooms, showrooms, computer offices and many other occasions, allowing you to easily and freely switch between 2 audio devices with headphone amplification gain function to enjoy high quality audio signals.