Portable Design: The headphone splitter length is 20cm/7.87inch, which is compact and lightweight for your road trips and plane rides. Important Notes: This headphone splitter cannot be used with microphones. It also does NOT support the inline volume control on the headphone. Wide Compatibility: 3.5mm male TRS end of this aux jack splitter is suitable for most laptops, smartphones, tablets, game controllers, compatible with Samsung S10 Plus/S9/S8/S7/S6/Note 9/Note 8, iPhone 6S/6/5/5S, iPod, iPad 2018(6th generation)/2017, iPad 4/mini 4/Air 2/Pro 10.5", MacBook Pro 2021 14"/16". 2 female ends of this 3.5mm audio splitter is that only for audio output, compatible with headphone, headset, speaker and more. Everlasting Durability: UGREEN 3.5mm Y Splitter Cable is built to last forever. Aluminum alloy cg and gold-plated plugs significantly enhance the durability for a longer lifespan. The strain-relief rings of the connector make the headphone jack splitter more stable and flexible. Manufactured by evolved TPE outer, the Aux splitter passes bend tests and is strong enough to withstand any twist, tug, and tangle. Hi-Fi Stereo Sound: This 3.5mm splitter with polished 24K Gold-plated connectors, oxygen-free copper wire ensures higher audio transmission without signal loss and noise. Bring you superior stereo sound in both outputs. Audio Sharing: UGREEN audio splitter allows dual headphones/speakers connected to most devices with 3.5mm auxiliary port (AUX), like MP3 player, smartphone, tablet, computer etc, which is a great solution to share cool music, movies and games with your families and friends.