* 📞 Supports making and receiving calls via SIM. * 🎧 Small nano earbud for in-ear use. * 🔊 You can hear the other party clearly, and the other party can hear you via the microphone. * Automatic call answering feature. * 🖊 The pen design is elegant, small, and easy to carry. * 🔋 Suitable for daily use and travel. * 📦 Comes with the pen, nano earbud, and charging accessories