FCC ID: 2A2CQUBT300F Wireless Calling Transmitter

Users Manual

(UBT200F) UNIBINI Co., Ltd. Users Manual of the UBT200F(Transmitter) 1. Description of Transmitter When the button in the middle of transmitter is pressed, transmit a RF signal, was generated by MCU inside RF IC, through a circuitry of matching and a PCB antenna to a Receiver. LED Button 2. Transmitter Specifications Frequency Range: 433MHz(433.42Mhz) Modulation: FSK Power supply: DC3V Coin Cell Battery. 3. How to use and usage The button in center of transmitter is pressed, a LED turns on and the RF signal is transmitted to the receiver, and the number of the transmitter is displayed on the receiver. The wireless paging system consists of a number of transmitters and a receiver. When you need help, you press the bell, and it is a system that tell them your location and receives service. It is mainly used in restaurants and is used in hospitals, government offices, large markets, and industries. a. Rule Part 15.19(a)(3): 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. b. Rule Part 15.21: The users manual or instruction manual for an intentional or unintentional radiator shall caution the user that 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

FCC ID: 2A2CQUBT300F SAMPLE LABEL & LOCATION EUT Rear position UNIBINI Co., Ltd.. Model : UBT300F Rated Voltage : DC 3 V FCC ID : 2A2CQUBT300F Made in Korea Copyright 2021, LTA Co., Ltd.

UNIBINI Co., Ltd.

#205,JS TOWER , 74, Byeollae 2-ro, Namyangju-si Gyeonggi-do,12113, KOREA June 21, 2021 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 In re : UNIBINI Co., Ltd. FCC ID : 2A2CQUBT300F Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the Commissions Rules (CFR 47), UNIBINI Co., Ltd. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA 04-1705. This provision will give UNIBINI Co., Ltd. temporary confidentiality of commercially sensitive information prior to product release. The requested Confidential and Temporary Confidential exhibits are listed as follows:

CONFIDENTIAL File Name CONF APPENDIX 2A2CQUBT300F SCH DIA.pdf CONF APPENDIX 2A2CQUBT300F PL.pdf CONF APPENDIX 2A2CQUBT300F BLK DIA.pdf Exhibit Type Schematics Parts list Block diagram Operational description CONF APPENDIX 2A2CQUBT300F OpDes.pdf External Photos Internal Photos Test-Setup Photos Users Manual SHORT-TERM CONF 2A2CQUBT300FEXT Photo.pdf SHORT-TERM CONF 2A2CQUBT300F INT Photo.pdf SHORT-TERM CONF 2A2CQUBT300F Test Photo.pdf SHORT-TERM CONF 2A2CQUBT300F Manual.pdf SHORT-TERM CONFIDENTIAL The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Sincerely, Yoonyoung Lee / Director UNIBINI Co., Ltd.

UNIBINI Co., Ltd.

#205,JS TOWER , 74, Byeollae 2-ro, Namyangju-si Gyeonggi-do,12113, KOREA June 21, 2021 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 LETTER OF AUTHORIZATION To whom it may concern:

We, the undersigned, hereby authorize LTA Co., Ltd., to act on our behalf in all manners relating to application for equipment authorization for FCC ID: 2A2CQUBT300F including signing of all documents relating to these matters. Any and all acts carried out by LTA Co., Ltd., on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from UNIBINI Co., Ltd. LTA Co.,LTD. (Contact Person) Contact name: Ja-Beom Koo Position: Manager Phone:(82)31-323-6008 E-mail: cnamaster@ltalab.com Sincerely, Yoonyoung Lee / Director UNIBINI Co., Ltd.

UNIBINI Co., Ltd.

#205,JS TOWER , 74, Byeollae 2-ro, Namyangju-si Gyeonggi-do,12113, KOREA June 21, 2021 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 In re : UNIBINI Co., Ltd. FCC Application for FCC ID : 2A2CQUBT300F To whom it may concern:

We, the undersigned, hereby attest to the fact that we will apply the Suppliers Declaration of Conformity procedure to the class B computer peripheral portion of this composite filing. Regards, Sincerely, Yoonyoung Lee / Director UNIBINI Co., Ltd.