FCC ID: 2A6Z6-WM69 Ginkgo

Factory Default Setting:

Keyboard is in macOS mode Batteries are NOT installed 2.4GHz RF Receiver is paired with the keyboard Toggle between macOS mode and Windows mode You must be in macOS Mode to use Mac hot keys. You must be in Windows Mode to use Windows hot keys. Enter macOS mode LEDs status Enter Windows mode LEDs status Hold Fn + A for 3 secs LED blinking Hold Fn + M for 3 secs LED blinking Anytime when holding the Fn key alone:

LED at ESC is ON means the keyboard now is in MAC mode LED at ESC is OFF means it is in Windows mode. LED at Caplock will be ON if the Caplock mode is ON. Otherwise, the LED will be OFF. Battery Please install two AAA size batteries into the battery compartment for wireless connection. When Capslock LED blinks along with any key presses, this means the Battery power is low and charging is required. When the keyboard is connected to a USB host, the keyboard is automatically switched to USB mode. To conserve battery power, all LEDs are deactivated in wireless mode. Hold the Fn key to see all the current status of LEDs. WM69 User Manual Version 1.0 Page 1 Wireless connection RF and Bluetooth pairing Switch between Wired and Wireless mode WM69 User Manual Version 1.0 Page 2 Encoder Clockwise = Vol +

Fn + Clockwise =

LCD Brightness up

(Only for Laptop) Anti-Clockwise =

Vol -

Fn + Anti-Clockwise

Macro Editing Mode 1. Press Fn + Backspace to enter Macro Editing Mode, the LED at Esc key will blink. 2. Select any of the keys [ Q/W/E/R/T/Y/U/I/0/P ] to be programmed as the macro hot key. 3. You can press Fn + [ or ] to add a delay between each character. 4. After editing the macro, press Fn + Enter to save the macro. 5. Repeat steps 2 to 4 to program more macros 5. Once completed, press Fn + Backspace to exit Macro Editing Mode 6. After exiting Macro Editing Mode, press Fn + macro hot key to invoke the macro. WM69 User Manual Version 1.0 Page 3 Shortcut keys

* Requires setup in System Preferences

** Press Fn + Shift + Esc will come out the key ~

WM69 User Manual Version 1.0 Page 4 FCC warning This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

-- Reorient or relocate the receiving antenna.

-- Increase the separation between the equipment and receiver.

-- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-- Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be u sed in portable exposure condition without restriction WM69 User Manual Version 1.0 Page 5

1. Detailed dimensions of board antenna:

On-board antenna specification document 2. Features Ultra-small size: 2.8*9.95mm 50 Ohm impedance Maximum gain: 1.0dBi Works on the 2.4GHz frequency band 3. Parameters of the antenna S Working bandwidth of 10d B: 58MHz Center frequency band S11: -39.8dB@2.438GH z 4. Antenna impedance and VSW R Central frequency point VSWR: 1.02@2.438GHz Central frequency point impedance: 50 ohm @2.438GHz 5. Antenna gain Maximum direction gain: 1.0dBi E face:

KSI Holding, Inc.

(2022.08.24) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern:

We, the undersigned, hereby authorize (Shenzhen CTB Testing Technology Co., Ltd.) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Signature:

Name: Sharon Chan Title: Sales Manager

KSI Holding, Inc.

(2022.08.24) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Ginkgo / WM69 / FCC ID: 2A6Z6-

WM69) To Whom It May Concern:

This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No No No NOTE 1 NOTE 1 No No Short-Term Confidentiality NOTE 2 No No No No No No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature:

Name: Sharon Chan Title: Sales Manager