2A9DQ-ALPHASmart Portable Projector

FCC warning statements: 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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. The device has been evaluated to meet general RF exposure requirement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

ALPHA OPTIK(SHENZHEN) CO.,LTD 4/23/2024 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: 2A9DQ-ALPHA ALPHA OPTIK(SHENZHEN) CO.,LTD (“the applicant”) 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, Name: Cuixia Shi Date: April 23, 2024 Title: Manager Telephone: +86-181 5513 2693 Email: [email protected] ALPHA OPTIK(SHENZHEN) CO.,LTD 4/23/2024 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: 2A9DQ-ALPHA ALPHA OPTIK(SHENZHEN) CO.,LTD (“the applicant”) 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, Name: Cuixia Shi Date: April 23, 2024 Title: Manager Telephone: +86-181 5513 2693 Email: [email protected]

Difference Description We ALPHA OPTIK(SHENZHEN) CO.,LTD state: Product name: Smart Portable Projector Model: L18, L18P, L18T, L18T Plus, L28, L28P, L28T, L28T Pro, L36, L36P, L36P Pro, L36T, L36T Pro, L38, L38P, L38P Pro, L40, L40P, L40P Pro, S18P Pro Only the name is different, and the functions, software, and circuits of all models are the same. Signed: Name: Cuixia Shi Date: April 23, 2024 Title: Manager Telephone: +86-181 5513 2693 Email: [email protected]

ALPHA OPTIK(SHENZHEN) CO.,LTD 4/23/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR Product Name: Smart Portable Projector FCC ID: 2A9DQ-ALPHA Model(s): L18, L18P, L18T, L18T Plus, L28, L28P, L28T, L28T Pro, L36, L36P, L36P Pro, L36T, L36T Pro, L38, L38P, L38P Pro, L40, L40P, L40P Pro, S18P Pro 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 (Schematic Diagram, Block Diagram, Operational Description, Software Security Requirements For U-NII Devices) required to be submitted with this application be permanently withheld from public review. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market Please contact me if there is any information you may need. Sincerely, Signature: April 23, 2024 Name Cuixia Shi Position Manager Company Name ALPHA OPTIK(SHENZHEN) CO.,LTD Address Room 801, 8th Floor, Building 1, Hengtaiyu Building, Tonghui Road, Fenghuang Street, Guangming District, Shenzhen Tel +86-181 5513 2693 Fax / Email [email protected]

ALPHA OPTIK(SHENZHEN) CO.,LTD 4/23/2024 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 PSI 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, Signature: April 23, 2024 Name Cuixia Shi Position Manager Company Name ALPHA OPTIK(SHENZHEN) CO.,LTD Address Room 801, 8th Floor, Building 1, Hengtaiyu Building, Tonghui Road, Fenghuang Street, Guangming District, Shenzhen Tel +86-181 5513 2693 Fax / Email [email protected]

Page 1 of 4 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Appendix II external photos FCC ID: 2A9DQ-ALPHA Page 2 of 4 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Page 3 of 4 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Page 4 of 4 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 ------End------

Label Location FCC ID: 2A9DQ-ALPHA Model No.: L36P 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,

Page 1 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Appendix III internal photos FCC ID: 2A9DQ-ALPHA Page 2 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Page 3 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 BT ANT Page 4 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Page 5 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 WiFi ANT Page 6 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Page 7 of 7 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 ------End------

FCC ID: 2A9DQ-ALPHA Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Prediction of MPE at a given distance 1. Limits The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) KDB Test Methodology: KDB 447498 D01 v06. 2. Test Procedure Equation from page 18 of OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to the antenna G = numeric gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the centre of radiation of the antenna FCC ID: 2A9DQ-ALPHA Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 3. Result Mode Frequency (MHz) Prediction distance (cm) RF output power(Max) (dBm) Tune-up power (Max) MPE (mW/cm 2 ) Limit (mW/cm 2 ) SAR Test Exclusion dBm mW BT EDR 2402-2480 20 8.96 9 7.9433 0.0014 1 Yes BT LE 2402-2480 20 2.68 3 1.9953 0.0003 1 Yes 2.4G WIFI 2412-2462 20 16.56 17 50.1187 0.0157 1 Yes 5G WIFI B1 5180-5240 20 12.92 13 19.9526 0.0082 1 Yes 5G WIFI B4 5745-5825 20 11.65 12 15.8489 0.0065 1 Yes Maximum Simultaneous transmission MPE Ratios for BT+WIFI Max MPE Ratio BT /Limit Max MPE ratio WIFI /Limit ∑MPE ratios Limit Result 0.0014 0.0157 0.0171 1 PASS BT Antenna Gain: Internal antenna, max gain -0.58dBi , 0.87 (numeric) 2.4G WiFi Antenna Gain: Internal antenna, max gain 1.97dBi , 1.57 (numeric) 5G WIFI Antenna Gain: Internal antenna, max gain 3.13dBi, 2.06 (numeric) Then SAR evaluation is not required.

Docment No : AN20201001 1 C USTO ME R : P/N: CODE: DATE: ITEM: SU PP LIER : 2023.6.21 DocmentNo:AN20201001 2 Ope rational Tem peratureS tor ageTempe rat ureWetdeg ree -10°C～+6 0°C-10 °C～+70°C40% 2.1A ntennaCharac terist ics N0Cha rac ter istics Spe cif icatio n 1 Freq uency2 400~2500MHz 2Gainat Zen ith 3O utputVS WR< 2 4Impenda nce50 Ω 5Radi ati onOmni-dir ecti onal 6Polar iza tionLin ear ,Vertic al 7Admi ttedP ower1W 8Horizont alcov erageangle360° 2.0 1.0 3.0Returnloss/SWR 5140-5260Mhz 1.97dBi for 2.4G, 2.91dBi for 5G band 1, 3.13 dBi for 5G band 4 Docment No : AN20201001 3 4.0 Docment No : AN20201001 4 5.02D Docment No : AN20201001 5 Docment No : AN20201001 5 3.3 2D fieldBAND1 5150-5250MHz 3.3 2D field 5.8G Docment No : AN20201001 5 Docment No : AN20201001 6 Gain&Effi ciency frequency(Hz)gaineffi ciency(dB)effi ciency 2400M1.9 7-2.2 759.3 4% 2410M1.7 8-2.2 160.1 8% 2420M1.7 8-2.1 760.6 8% 2430M1.8 3-2.0 562.3 1% 2440M1.6 9-2.1 361.1 7% 2450M1.9-2.0 762.1 4% 2460M1.8 1-2.2 359.8 8% 2470M1.6 7-2.2 359.7 8% 2480M1.6 5-2.2 958.9 5% 2490M1.5 7-2.4 257.2 6% 2500M1.3 2-2.5 355.9 1% Gain&Efficiency 增益和效率 fr equency 频率(Hz) gain 增益 effi ciency 效率(dB) effi ciency 效率 5700M2.5 3-3.3 246.5 2% 5720M2.3 9-3.3 746% 5740M3.1 3-3.1 748.2 3% 5760M2.2 3-3.247.9 % 5780M2.8 9-3.2 247.6 4% 5800M2.7 1-2.9 950.2 5% 5820M2.5 4-3.445.7 2% 5840M2.4 3-3.4 645.0 9% 5860M1.9 8-3.3 346.4 % 5880M2.4 7-3.1 448.5 3% 5900M2.1 8-3.0 949.0 4% Gain&Efficiency 增益和效率 fr equency 频率(Hz) gain 增益 effi ciency 效率(dB) effi ciency 效率 5140M 5160M 5180M 5200M 5220M 5240M 5260M 2.9 1-3.2 247.6 4% 2.7 1-2.9 950.2 5% 2.5 4-3.445.7 2% 2.4 3-3.4 645.0 9% 1.9 8-3.3 346.4 % 2.4 7-3.1 448.5 3% 2.1 8-3.0 949.0 4%

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 FCC TEST REPORT FCC ID: 2A9DQ-ALPHA On Behalf of ALPHA OPTIK(SHENZHEN) CO.,LTD Smart Portable Projector Model No.: L18, L18P, L18T, L18T Plus, L28, L28P, L28T, L28T Pro, L36, L36P, L36P Pro, L36T, L36T Pro, L38, L38P, L38P Pro, L40, L40P, L40P Pro, S18P Pro Prepared for : ALPHA OPTIK(SHENZHEN) CO.,LTD Address : Room 801, 8th Floor, Building 1, Hengtaiyu Building, Tonghui Road, Fenghuang Street, Guangming District, Shenzhen Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao’an District, Shenzhen, Guangdong, China 518104 Report Number : psi2403119-C01-R12 Date of Receipt : April 2, 2024 Date of Test : April 3, 2024-April 8, 2024 Date of Report : April 9, 2024 Version Number : V0 Page 2 of 59 Report No.: psi2403119-C01-R12 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 TABLE OF CONTENTS Description Page 1 TEST SUMMARY ..................................................................................................................................... 5 1.1 MEASUREMENT UNCERTAINTY............................................................................................................. 5 2 GENERAL INFORMATION ...................................................................................................................... 6 2.1 GENERAL DESCRIPTION OF EUT ......................................................................................................... 6 2.2 TEST MODE ........................................................................................................................................ 7 2.3 TEST FACILITY .................................................................................................................................... 7 2.4 DESCRIPTION OF SUPPORT UNITS ....................................................................................................... 7 2.5 DEVIATION FROM STANDARDS ............................................................................................................. 7 2.6 ABNORMALITIES FROM STANDARD CONDITIONS.................................................................................... 7 2.7 OTHER INFORMATION REQUESTED BY THE CUSTOMER ......................................................................... 7 2.8 ADDITIONAL INSTRUCTIONS ................................................................................................................. 7 3 TEST INSTRUMENTS LIST ..................................................................................................................... 8 4 TEST RESULTS AND MEASUREMENT DATA ...................................................................................... 9 4.1 ANTENNA REQUIREMENT: .................................................................................................................... 9 4.2 CONDUCTED EMISSIONS ................................................................................................................... 10 4.3 EMISSION BANDWIDTH AND 99% OCCUPIED BANDWIDTH .................................................................... 13 4.4 PEAK TRANSMIT POWER ................................................................................................................... 35 4.5 POWER SPECTRAL DENSITY .............................................................................................................. 37 4.6 BAND EDGE ...................................................................................................................................... 46 4.7 RADIATED EMISSION ......................................................................................................................... 54 4.8 FREQUENCY STABILITY ...................................................................................................................... 59 Page 3 of 59 Report No.: psi2403119-C01-R12 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 TEST REPORT DECLARATION Applicant : ALPHA OPTIK(SHENZHEN) CO.,LTD Address : Room 801, 8th Floor, Building 1, Hengtaiyu Building, Tonghui Road, Fenghuang Street, Guangming District, Shenzhen Manufacturer : ALPHA OPTIK(SHENZHEN) CO.,LTD Address : Room 801, 8th Floor, Building 1, Hengtaiyu Building, Tonghui Road, Fenghuang Street, Guangming District, Shenzhen EUT Description : Smart Portable Projector (A) Model No. : L18, L18P, L18T, L18T Plus, L28, L28P, L28T, L28T Pro, L36, L36P, L36P Pro, L36T, L36T Pro, L38, L38P, L38P Pro, L40, L40P, L40P Pro, S18P Pro (B) Trademark : N/A Measurement Standard Used: FCC Rules and Regulations Part 15 Subpart E ANSI C63.4:2014, ANSI C63.10:2013 The device described above is tested by Shenzhen PSI Testing Co., Ltd. to determine the maximum emission levels emanating from the device. The maximum emission levels are compared to the FCC Part 15 Subpart E limits both conducted and radiated emissions. The test results are contained in this test report and Shenzhen PSI Testing Co., Ltd. is assumed of full responsibility for the accuracy and completeness of these tests. After the test, our opinion is that EUT compliance with the requirement of the above standards. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen PSI Testing Co., Ltd. Tested by (name + signature).........: Felix …

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Page 1 of 2 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Appendix I Test Setup Photo FCC ID: 2A9DQ-ALPHA Spurious Radiation Emissions Test (<1G) Spurious Radiation Emissions Test (>1G) Page 2 of 2 Report No.: psi2403119-C01-R09 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2F, Building 5, Yudafu Industrial Park, No. 10, Xingye West Road, Shajing Street, Bao'an District, Shenzhen, Guangdong, China 518104 Power Line Conducted Emission ------End------