The 3.5mm male to double male splitter can distribute 1pc device to 2pcs of headphones/loudsspeakers. Plug and play, easy to operate, without need for driver. This splitter can also combine the sound of two devices into 1pc headphone/loudspeaker. Adopting a Y-shaped split design, the splitter is located at the tail end, about 20cm away from the two 3.5mm interfaces. Suitable for mobile phones, tablets, laptops, desktop computers with 3.5mm interfaces, mp3 mp4, sound players, televisions, TVs set-top boxes, loudspeakers, amplifiers, mixing consoles, sound cards, microphones, and other equipment.