The ANNE PRO 2 is a feature-rich mechanical keyboard with 61 keys, offering a compact and portable design. Here are its key features in English:

**Key Features:**

- **Compact and Portable:** The ANNE PRO 2 is a compact keyboard that helps save desk space and is easy to carry around. It conveniently fits into a backpack, making it suitable for use at home, work, or on the go.

- **Dual-mode Design:** The keyboard offers dual-mode functionality. It can be connected via Bluetooth, making it compatible with common computer systems like Android, iOS, and Windows. Additionally, it works well with various smartphones and tablet devices, allowing you to enjoy a mechanical keyboard experience on multiple devices.

- **PBT Two-color Keycaps:** ANNE PRO 2 features PBT two-color keycaps, commonly found on professional mechanical keyboards. These keycaps have a delicate matte texture on the surface, providing a unique fingertip touch and resistance to fading.

- **Full-key RGB:** With 16.8 million RGB backlights, ANNE PRO 2 supports full-key static and dynamic lighting customization. Users can easily customize the RGB lighting to suit their preferences, allowing for creative and colorful lighting effects.

- **Customized Driver Full-key Programming:** The keyboard includes PC software that enables RGB settings, macro settings, and full-key programming. Users can create their personalized ANNE PRO 2 experience by customizing RGB lighting effects and button functions for all keys.

- **Simultaneous Response:** ANNE PRO 2 offers full-key rollover without conflicts in wired mode, ensuring that all key presses are registered accurately, even when multiple keys are pressed simultaneously. This feature enhances usability for both work and gaming.

**Common Q&A:**

- **Bluetooth Connection:** To connect via Bluetooth, follow specific steps including connecting the cable to your computer, upgrading the driver via software, clearing paired Bluetooth devices in the software, and then establishing a new Bluetooth connection.

- **Improvements over the First Generation:** ANNE PRO 2 boasts enhancements like visual drivers on the computer side, a type-c interface, a larger 1900mA battery capacity, and the addition of a power switch.

- **Driver Download Link:** The driver software for ANNE PRO 2 can be downloaded from this link: [Driver Download](http://www.obins.net/obinslab-starter).

- **Backlight Control:** Use keyboard shortcuts like FN2 + 0 to toggle backlight on/off, FN2 + 9 to switch backlight modes, FN2 + and FN2 + + to control brightness and display speed, respectively.

- **Bluetooth Pairing:** ANNE PRO 2 supports up to four Bluetooth devices. To pair, enable Bluetooth on the keyboard, press and hold Fn2 along with the corresponding Bluetooth key (1/2/3/4), and then select the keyboard on the device to establish the connection.

- **Switching Bluetooth Devices:** Quickly switch between paired Bluetooth devices by pressing FN2 along with the Bluetooth key (1/2/3/4).

- **Bluetooth Adapter:** ANNE PRO 2 doesn't come with a Bluetooth adapter for desktop computers. You'll need to purchase one separately if you wish to use it with a desktop.

- **Checking Remaining Power:** To check the remaining power in wireless mode, use the shortcut FN2 + 8. The green light will indicate the remaining power percentage.

The ANNE PRO 2 is a versatile and customizable mechanical keyboard suitable for a range of applications, and its Bluetooth functionality makes it compatible with various devices.

Specifications:

.Color: White (Brown Red White Switch)
.Material: ABS + PBT
.Product Model: Anne Pro2
.Battery Capacity: 1900mAh.
.Battery Type: Rechargeable lithium battery.
.Light Source Type: LED patch RGB lamp beads.
.Keycap Material: PBT two-color injection molded.
.Case Material: ABS.
.USB Working Voltage: 5VDC.
.USB Working Current: 500mA.
.Max Independent Switch: Yes
.Product Dimensions: 28.4 x 9.7 x 4cm
.Product Weight: 635g
.Package Dimensions: 35 x 15 x 8cm
.Package Weight: 850g
.Packing: Carton Box

Package Content:

.1 x Mechanical Keyboard
.1 x USB Cable
.1 x User Manual
.1 x Puller
.1Set x SMYK Colorful Keycap