NC-255VM USB On-Ear Stereo USB Headset with In-line Volume and Mute Controls - Andrea Communications
Amazon.com: SoundPEATS Q30 HD Bluetooth Headphones in-Ear Stereo Wireless 5.0 Magnetic Earphones IPX6 Sweatproof Earbuds with Mic for Sports, Immersive Bass, 10mm Drivers, aptX-HD, 13 Hours Playtime : Electronics
MEE audio X5 Wireless In-Ear Stereo Headset (2019 version)
LEKATO MS-1 Wireless in-Ear Monitor System 2.4G Stereo IEM System with Transmitter Beltpack Receiver Automatic Pairing, for Studio, Band Rehearsal, Live Performance
Polsen PMA-2B Stereo Personal In-Ear Monitor Amplifier PMA-2B
Amazon.com: LINHUIPAD Single Side Earbud Headphones Stereo in-Ear Earphone Removable Hook Earphone for PC Smartphones MP3 MP4 Players : Electronics
The Sidekick 3 IFB In-Ear Monitor, Stereo – Bubblebee Industries