Wired Earphones, Tangle-Free Earphones, Earphones, Volume Control, High Sound Isolation, Online Meetings, Headphones, 3.5mm Jack, Training, Computer Earphones, Compatible with iOS/Android Phones 【Transparent HiFi Sound Quality】Our wired earphones faithfully reproduce sound sources, from the deep bass to clear mid-high tones, delivering immersive broadcasts. The sound from the 3.5mm earphones creates an atmosphere like a concert hall. The ergonomic design of the 3.5mm wired earphones fits the ear shape, minimizing surrounding noise, making them versatile for meetings. The 3.5mm earphones have a built-in microphone and function keys, enabling clear calls. You can adjust the volume, play/pause music, answer/end calls with one hand, quickly switching modes by pressing the earphone button. Enjoy music while commuting, running, or jogging. Compatible with various smartphones, iPods, Galaxy and Note series, game consoles, MP3/MP4 music players, Nexus, HTC, and all smartphones and devices with 3.5mm audio cable jacks, including notebooks, computers, tablets, and PCs. Improved driver hardware module. The earphones have a good balance of high, mid, and low frequencies, extending the high-frequency range to 40kHz, compared to the typical 20kHz of general earphones. They realistically reproduce everything from powerful bass to delicate mid-high tones, achieving immersive and clear sound quality. The powerful low-frequency driver allows you to enjoy powerful bass, while also capturing the details of the high frequencies. 【Built-in Multifunction Control】The remote control has a built-in microphone with high sound collection capabilities, using a high-quality silicone microphone with high sensitivity, low noise, and clear call quality. Easily access play|pause|volume up/down|answer/end calls|next track. The built-in microphone and one-touch remote control allow you to answer calls hands-free. The product has been opened for inspection and photography, but it is unused. Images are for illustrative purposes. Please be sure to check the actual photos and the size in the description before purchasing. This product has not been tested for functionality. Please purchase only if you understand this.