Product Description Brand new, unopened. A new experience, the "Ear Speaker"｜Doesn't cover your ears, and you don't have to worry about sound leakage anymore. This wired ear speaker features NTT's PSZ technology, which suppresses sound leakage. Because it doesn't cover your ears, you can hear important calls from family and pets. You can also naturally converse while wearing them during housework or childcare. Achieves high-level sound leakage suppression｜Equipped with NTT's "PSZ technology"｜Equipped with proprietary PSZ (Personalized Sound Zone) technology (patent pending). It minimizes "sound leakage," which was a weakness of open-ear types. You can enjoy online meetings and your favorite music without hesitation, even in quiet places. Perfect for online meetings｜No need to charge, and also equipped with a microphone｜Since it's wired, you don't have to worry about the battery suddenly running out. You can use it anytime by connecting it to your computer or smartphone. Of course, it also has a microphone. Because it doesn't cover your ears, your voice won't sound muffled, and it's less likely to become loud. Earphones, but like a speaker｜Premium sound that feels spacious｜12mm diameter driver optimized for open-ear type. It uses a carbon fiber diaphragm that delivers rich tones, achieving clear mid-high frequencies, defined bass, and premium sound that feels spacious. Wearing comfort you'll forget you're wearing｜Only about 9g for both ears (excluding the cord)｜Lightweight at about 9g for both ears (excluding the cord), and the ear-hook style provides a stable and comfortable fit. Since it's a speaker type that doesn't press against your ears, there's no pressure on your ears, and it's less likely to get stuffy.