Full functionality for smartphones without a jack socketUSB-C to Jack 3.5 mm adapter - high sound quality and stable chargingWorks with most smartphones, tablets and laptops equipped with a USB-C port. Thanks to Built-in DAC (Digital-to-Analog Converter) and CTIA TRRS (4-pin jack) support, the adapter provides crystal clear Hi-Fi stereo sound without noise or distortion. Ideal for listening to music in the highest quality. Adapter also supports headsets with microphone – You can make phone calls, record your voice or participate in video conferences without interference.An excellent choice for anyone who appreciates convenience, quality and functionality in one deviceHigh sound quality, TRRS support, with DAC converterOur USB-C adapter is a practical, compact and reliable solution that allows you to simultaneously listen to music or make calls through classic 3.5mm jack headphones. In short, our product is :• Compatible with most smartphones with USB-C,• Supports 15W Power Delivery fast charging,• High quality sound,• Supports CTIA TRRS (4-pin jack) standard,• Built-in DAC (digital-to-analog converter),• Ideal for any use - Listening to music, watching movies, gaming, phone calls, remote learning,• Seamless voice communication - also supports headsets with microphone,• Plug&Play - No driver installation required,• Housing made of aluminum provides high resistance to mechanical damage.Robust and lightweight housingDurable aluminium housing, elegant design, compact sizeThe device's compact size makes it extremely practical and convenient, and its light weight will allow you to take it literally anywhere you need it, to work, the office or anywhere else on a business trip and beyond. It will easily fit into a pocket or backpack. The casing of the device is made of high-quality, durable aluminium, which further helps to dissipate heat and provides effective protection against crushing and protects against any damage.Forget drivers, enjoy full plug-and-play compatibilityPlug and play - Immediate readiness for actionIt is thanks to Plug-and-Play functionality, ​​Once connected, our device is ready to use without installing additional drivers, Just plug in the USB-C cable and you're good to go. The adapter automatically adapts to the device.Confidence confirmed by a warrantyProduct with 24 months guaranteeDo you care about the high quality of the product you are buying? Our solutions will meet your expectations. The adapter we offer comes with a 24-month guarantee valid from the date of purchase. When you choose Qoltec products, you can be sure that you are using modern technology with the highest quality standards.