①. Welcome to our store! ②. Multifunction: Mobile phone handset can be used to answer a call, hang up a call, reject a call, redial, power off, etc. The volume can be adjusted. ③. 3.5mm and USB C: Suitable for all devices with audio jacks or USB C connectors (included). (For iPhone 7/7+ and later, Lightning adapter is required.) ④. Radiation Proof: Just plug in the device and use it, this handset can reduce radiation, and with a 1M/3.28FT extension cable, you can easily answer calls. ⑤. Excellent Audio Quality: Built-in HD speaker and microphone. Old fashioned high volume handset style and microphone make calls fun! ⑥. Easy to Use: Not a Bluetooth phone and no pairing is required. It's just a simple plug and phone connection. Your phone will automatically use the handset! Make your phone retro! ⑦. Item Type: Cell Phone Handset ⑧. Material: ABS ⑨. Interface: 3.5mm+USB C ⑩. Channel: Stereo ⑪. Speaker: Built-in ⑫. 1 x Handset ⑬. 1 x Adapter ⑭. (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service. ⑮. Thanks for seeing me, I hope I can help you. Good life to you.