Bluetooth dial-up, without the card, you can simply connect a Bluetooth Pairing the market any brand of Bluetooth mobile phone dialing call Bluetooth version: V3.0 Resolution: 128 * 128 Display: 1.54 "inch TFT HD LCD; Memory: 128M + 64M; support the largest expansion of 32GB TF memory card; Battery: 280mAh It supports three call modes: hands-free, wired headset, Bluetooth headset Sync phone book, SMS, QQ, micro letters and other instant messaging Built-in 1.3 megapixel camera, support for video, audio, two-way anti-lost, calculator functions Support music (Play, Pause, down song), remote camera Support sedentary reminder, pedometer, sleep monitoring functions Support Chinese Simplified, Chinese Traditional, English.