Meet the SERVO K07 Bluetooth Pen Phone: a mobile phone that can also be used to write things down. It connects to your smartphone via Bluetooth to sync contacts. It works with a Nano SIM card and accepts a TF card for memory. The SERVO K07 can work as an audio recorder but also has a 0.3MP camera.
This pen phone also works as a FM radio and flashlight. It can work with TF cards up to 32GB.