Pomelo Best Earphone with Mic and Remote (Black and Red) In-ear design with 3 size (S/M/L) soft silicone rubber ear buds for a super comfortable, noise isolating fit Universal 3.5mm jack, ideal for all Apple devices, Android smartphones, tablets, computers, MP3/MP4 players and all other 3.5mm jack devices Built-in microphone, make hands-free calls with a multifunctional button with 1 press to answer or hang up the call Daily Uses: lightweight design is ideal for listening during the day