Chuwi Official will release the Chuwi Hi13 on February 20, 2017, the official price is $369.

Here are Hi13 detailed specs:
1.  13.5 inch 3000 x 2000 resolution 3:2 ratio screen.
2.  Intel Apollo Lake Celeron N3450 CPU + Gen9 Graphics 500 GPU.
3.  Windows 10 Home operating system (Ubuntu OS support).
4.  4 GB DDR3L memory + 64 GB eMMC storage + max 128GB TF card extension.
5.  Support detachable metal rotary keyboard (with dual full size USB-A).
6.  New Chuwi HiPen H3 (coming soon) or HiPen H1 stylus works with Hi13.
7.  2.4G/5G Dual band Wi-Fi + full-function USB-C port (support audio and video transmission).
8.  24W fast charging + 10000mAh large battery.
9.  2MP front camera + 5MP rear camera.
10.  AAC Four-speaker audio, has a high-quality speaker in each corner.
11.  All-metal unibody design and high-precision CNC process.

And i attached a comparison tablet about Hi13 Vs. Surface Book Vs. iPad Pro (12.9-inch), please see attachments.