FCC ID: 2AJVKTWKB100 Wireless Mechanical Keyboard

color: Black Size:332*177*47.6mm Weight: 719.84g Number of keys: 83 keys Battery capacity: 2000mAh Switch: Blue Outemu switches Working Voltage/ Current : 1)BT mode: 3.7V/162.7mA; 2)Wire mode: 5V/270mA Charging Cable:1.6m braided Type C cable Type: Mechanical keyboard Switch button: BT/ OFF/ USB (wired), when switch to BT, then its under BT mode, and when switch off, then turn off the keyboard, and when switching to USB, then means its working as a wired keyboard In Bluetooth mode, there is no keyboard action (no keys pressed or scroll wheel), and it goes to sleep after 5 minutes. In wired mode, sleep synchronously with your computer Under bluetooth mode Bluetooth can match three devices, corresponding to three different positions of key Q, W and E respectively. In Bluetooth mode, there are two ways to pair Bluetooth connections. 1. Long press Fn + Q, W and E keys (for 3 seconds) until the blue indicator light blinks slowly and enters the code matching state. After successful connection, this LED will be steady blue and the connection information will be saved in the corresponding key position. Second, short press Fn + Q, W, E the host of the corresponding position (select), USB/bluetooth indicator light blue into rapid flash back to the state (which can be connected to the connection before the host), press the code key at this time, the USB/bluetooth indicator light Blue slow flashing, into the state of code, after the connection is successful, the blue LED normally on, In addition, the connection information is saved in the corresponding position of the key, which can be connected back to the corresponding host by short pressing Fn + W, W, E. 3. After connecting the corresponding positions of Fn+ Q, W and E to the host, you can switch the connected host by short pressing Fn+ Q, W and E. Note:

1. If Fn+Q has been paired with the host, it can be paired with other hosts by long pressing Fn+Q or short pressing Fn+Q and then pressing the pairing button. 2. If the keyboard does not move after the Bluetooth is successfully connected to the host device, the Bluetooth will first go to sleep after 3 minutes. When the key is pressed at this time, there will be a phenomenon of stalling, because the Bluetooth is in the state of connecting back, and it will take some time from the beginning to the success of connecting back. 3, when the USB cable is not connected to the computer and other hosts, the backlight may not be bright, then you can switch the keyboard to Bluetooth mode. 4, Bluetooth adapter if you have Bluetooth 4.0 version above, and to use in Win10. when connecting with bluetooth, the device name is showed TWKB100 Switch button: Mac/ Windows, switch Mac, means working on Mac system, when switching Windows, then working on Windows system Backlit: Rainbow backlit, each line with each color LED, from top to bottom, the color is blue/

red/ orange/ green/ purple/ white Right roller: is for volume control, turn right is for increasing the volume, turn left is for decreasing the volume Left roller: is for brightness control, turn right is for increasing the brightness, turn left is for decreasing the brightness Compatible with Mac/ Windows, the multimedia function is laser for Mac system 4 indicator light: wired/ bluetooth indicator, winlock indicator, caps lock indicator, charge low battery indicator Bluetooth Wired Indicator The blue light of indicator flashes when switching to Bluetooth mode. The LED is always on in blue after a successful connection. The LED is always on in red when switching to wired mode. Win Lock Indicator Win Lock function can be turned on or off after pressing FN+Win. Win key has no function when the Win Lock function is turned on

(the LED is on). Win key is normal when the Win Lock function is turned off(the LED is off). Caps Indicator The LED is always on when the Caps is turned on and the LED is off when the Caps is off. Charge Low Battery Indicator Charging blue light on, fully charged blue light off The LED flashes red when the voltage is lower than 3.4V. Multimedia function Windows system Mac System FN + F1 My Computer FN+F2 FN+F3 Search Calculator FN+F4 Media FN+F5 FN+F6 FN+F7 FN+F8 FN+F9 FN+F0 FN+F11 FN+F12 Previous track Next track Play/ Pause Stop Mute Volume +

Volume -

Lock Whole keys F1: Screen brightness -

F2: Screen brightness +

F3: Call out all programs and all desktops that are running F4: Launch an interface similar to Apple's iOS F5: Keyboard brightness -

F6: Keyboard brightness +

F7: Previous track F8: Play/ Pause F9: Next track F10: Mute F11: Volume +

F12: Volume-

Support 14 backlit modes Long press FN + ESC for 3 seconds to restore the factory settings, the lighting effects will be switched to constant light mode only in wired mode FN+ Del: ON/OFF the light FN+Home: switch the backlit modes FN+: brightness +

FN+ : brightness-

FN+: lightning speed -

FN+ : lightning speed+

There is memory function in light effect speed, brightness and mode Notes: brightness cannot be switches in breathing mode, Speed cannot be switched in constant light mode FCC Caution 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 used in portable exposure condition without restriction.

Label Location 50*30mm FCC ID: 2AJVKTWKB100 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 undesire d operation.

Foto Electric Supply Co., INC 2023.03.14 Eurofins Electrical and Electronic Testing NA, Inc. 914 .W Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern:

We, the undersigned, hereby authorize Shenzhen BCTC Testing 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, Clients name / title : Jared Melnicoff / Director Sourcing Contact information / address: 1 Rewe Street Brooklyn, NY 11211, USA Client's signature:

Foto Electric Supply Co., INC 2023.03.14 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2AJVKTWKB100 Foto Electric Supply Co., INC certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Applicant signature:

Applicant printed name: Jared Melnicoff / Director Sourcing Foto Electric Supply Co., INC 2023.03.14 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2AJVKTWKB100 Foto Electric Supply Co., INC certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Sincerely, Applicant signature:

Applicant printed name: Jared Melnicoff / Director Sourcing

Foto Electric Supply Co., IN 2023.03.14 Eurofins Electrical and Electronic Testing NA, Inc 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: Wireless Mechanical Keyboard MODEL : EKL-TWKB100, EKL-TWKB200, GAM-WKB100, GAM-WKB150, GAM-WKB200, TWKB100, TWKB200, WKB100, WKB150, WKB200 FCC ID: 2AJVKTWKB100 To Whom It May Concern The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need Sincerely, Client's signature:

Client's name / title : Jared Melnicoff / Director Sourcing Contact information / address: 1 Rewe Street Brooklyn, NY 11211, USA This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the required to be submitted with this application be permanently withheld from public review. Block Diagram Schematics Operational Description

Foto Electric Supply Co., INC Model Difference 2023.03.14 EUT NAME: Wireless Mechanical Keyboard MODEL : EKL-TWKB100, EKL-TWKB200, GAM-WKB100, GAM-WKB150, GAM-

WKB200, TWKB100, TWKB200, WKB100, WKB150, WKB200 FCC ID: 2AJVKTWKB100 All the model are the same circuit and RF module, except model names. Regards Sincerely Clients signature:

Clients name / title : Jared Melnicoff / Director Sourcing Contact information / address: 1 Rewe Street Brooklyn, NY 11211, USA

Attestation Statements 2023.03.14 TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for FCC ID: 2AJVKTWKB100 Foto Electric Supply Co., INC, the undersigned, hereby authorize Foto Electric Supply Co., INC to act as our designated U.S. agent for service of process, Foto Electric Supply Co., INC accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Foto Electric Supply Co., INC accepts the responsibility to act as designated U.S. agent for service of process, provides an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Information Company name: Foto Electric Supply Co., INC Contact Name: Jared Melnicoff Address: 1 Rewe Street Brooklyn, NY 11211, USA Telephone No: 212-260-0666 Email: jaredm@fescony.com U.S. Agent Information:

Company Name: Foto Electric Supply Co., INC Address: 1 Rewe Street Brooklyn, NY 11211, USA FRN: 0025902875 Contact Name: Jared Melnicoff Telephone No: 212-260-0666 Email: jaredm@fescony.com Applicant Signature:

Applicant printed name: Jared Melnicoff / Director Sourcing