2AHJSEC-4Bluetooth MIDI Controller

www.hotoneaudio.com Bluetooth MIDI Controller 技术要求： 157g铜板纸，273*124mm，四色印刷，覆哑膜，二折页 Screen DisplayGetting Started The Bluetooth indicator (the dot shown above) will flash when Ampero Control is in Bluetooth Pair Mode (hold FS 2+3). PC CC PC CC This
indicates
a
PC
message
(PC
16)
has
been
sent This
indicates
a
CC
message
(CC
112)
has
been
sent MIDI PC CC PC CC PC CC PC CC Bluetooth
not
connected Bluetooth

connected Bluetooth PC CC PC CC This
indicates
unit
bank
change
(bank
00
to
bank
01) Bank Notes: 1. You can enter offline mode if no device is found. 2. Ampero Control can only be edited by one device at a time. To use other devices, tap “Settings” icon on lower right corner of the screen, find “Connection Status” and enter, then tap “Disconnect”. Connect another device when finished. 3. The default device name is Ampero Control. You can customize your device name if needed. 1. Turn on the Bluetooth switch on your mobile device, then turn on your Ampero Control and launch the app. 2. Login your account (optional). 3. Press and hold FS 2+3 on your Ampero Control to enable Bluetooth Pair Mode. A dot will flash on the bottom right corner on the screen of your unit to indicate pairing status on. 4. When your Ampero Control appears listed on the startup page, select and tap the “Connect To The Selected Device” button on the screen. If search failed, you can retry searching by manually tap “Search Again” button. 折起朝外 3-digit LED screen: Indicates unit info (bank number, MIDI messages, etc.). Please check Screen Display section for details. EXP/CTRL 1/2: 1/4” TRS inputs, for connecting external expression pedals/momentary footswitch controllers. Perfect for Hotone Ampero Press or Ampero Switch. A B MIDI IN: Standard 5-pin MIDI input jack, for receiving MIDI messages. 1 2 3 4 USB: USB 2.0 Type-B jack, for USB MIDI control. Ampero Control can be powered by the USB port. MIDI OUT/THRU: 5-pin MIDI output jack, for sending MIDI messages. Panel Programmable Footswitch (FS) 1-4: For sending MIDI messages depending on your needs. Use Ampero Control app for detailed settings. Tap FS 1+2: Bank down Tap FS 3+4: Bank up Hold FS 2+3: Enable Bluetooth Pair Mode Hold FS 4 while powering up: Enable Expression Pedal Calibration Mode The contents of this manual are subject to change without notice. Power Supply Connection: Power supply input (9-18V DC center negative). Specifications Compatible Exp Pedal Pot Resistance: Max. 10kΩ Power Requirement: 9-18V DC center negative or 5V DC (USB) Current Consumption: Max. 100mA Dimensions: 258.5mm (W)×55.5mm (D)×49mm (H) Weight: 440g 技术要求： 157g铜板纸，273*124mm，四色印刷，覆哑膜，二折页 Thank you for purchasing a Hotone product. Scan the QR code for the full manual and app download links. 感谢您购买Hotone产品，请扫描右侧二维码获取完整说明书及配套软件下载地址。 www.hotoneaudio.com/support We recommend you update the latest firmware/software for the best possible experience. 我们建议您及时升级到最新固件/软件以获得最佳的用戶体验。 FCC regulation warning (for USA) 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. This device and its antenna(s) must not be co-located or operating in conjunction with any other antenna transmitter. 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:2AHJSEC-4 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.

Changsha Hotone Audio Co., LTD. Model difference statement Product Name: Bluetooth MIDI Controller Model N o.: EC-4, EC-yzzzz, y: any number, z: any capital letter or number, could be omitted We (Changsha Hotone Audio Co., LTD., Room 201, East Block, Hunan University Science Park, No.186, Guyuan Rd. Yue Lu District, Changsha, Hunan Province, China) hereby state that all the models are of the same circuit and RF module, except the color and model No.. Signature: Name: Mars Chen Title: vice president Tel: (86)0731-89725725 Email: [email protected] Date: 5.25.2021

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Changsha Hotone Audio Co., LTD Address: Room 201, East Block, Hunan University Science Park, No.186, Guyuan Rd. Yue Lu District, Changsha, Hunan Province, China Product Name: Bluetooth MIDI Controller Model Number: EC-4, EC-yzzzz, y: any number, z: any capital letter or number, could be omitted FCC Identifier: 2AHJSEC-4 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Mars Chen Date: 5/25/2021 Title: vice president Signature of applicant:

C5266091_X10_Ed.2 1/1 Changsha Hotone Audio Co., LTD. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 5/28/2021 Subject: Request for Confidentiality FCC ID: 2AHJSEC-4 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. 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. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Mars Chen Title: vice president

1 - Page 1 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] APPENDIX 1- EUT PHOTO Photo 1 (For model EC-4) Photo 2 1 - Page 2 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 1 - Page 3 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 5 Photo 6 1 - Page 4 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 7

1 - Page 1 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] APPENDIX 1- EUT PHOTO Photo 1 (For model EC-4) Photo 2 1 - Page 2 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 1 - Page 3 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 5 Photo 6 1 - Page 4 of 4 - Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 7 Photo 8 PCB antenna

Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] RF EXPOSURE Test Report Report No.: MTi210222035-04E2 Date of issue: Apr. 26, 2021 Applicant: Changsha Hotone Audio Co., LTD Product name: Bluetooth MIDI Controller Model(s): EC-4, EC-yzzzz, y: any number, z: any capital letter or number, could be omitted FCC ID: 2AHJSEC-4 Shenzhen Microtest Co., Ltd. http://www.mtitest.com - Page 2 of 5 - Report No.: MTi210222035-04E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Instructions 1. The report shall not be partially reproduced without the written consent of the laboratory; 2. The test results of this report are only responsible for the samples submitted; 3. This report is invalid without the seal and signature of the laboratory; 4. This report is invalid if transferred, altered or tampered with in any form without authorization; 5. Any objection to this report shall be submitted to the laboratory within 15 days from the date of receipt of the report. - Page 3 of 5 - Report No.: MTi210222035-04E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] TEST RESULT CERTIFICATION Applicant’s name .................... : Changsha Hotone Audio Co., LTD Address .................................. : Room 201, East Block, Hunan University Science Park, No.186, Guyuan Rd. Yue Lu District, Changsha, Hunan Province, China Manufacturer's Name ............. : Changsha Hotone Audio Co., LTD Address .................................. : Room 201, East Block, Hunan University Science Park, No.186, Guyuan Rd. Yue Lu District, Changsha, Hunan Province, China Product description Product name ........................... : Bluetooth MIDI Controller Trademark ............................. : HOTONE Model Name .......................... : EC-4 Serial Model ............................ EC-yzzzz, y: any number, z: any capital letter or number, could be omitted Standards ............................... : N/A Test procedure ....................... : KDB 447498 D01 v06 Date of Test Date (s) of performance of tests ............. : 08 Mar. 2021 ~ 29 Mar. 2021 Test Result .............................................. : Pass This device described above has been tested by Shenzhen Microtest Co., Ltd. and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. Testing Engineer : (Danny Xu) Technical Manager : (Leo Su) Authorized Signatory : (Tom Xue) - Page 4 of 5 - Report No.: MTi210222035-04E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] RF EXPOSURE EVALUATION According to FCC 1.1310: 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) Limits for Maximum Permissible Exposure (MPE) MPE Calculation Method Friis transmission formula: Pd= (Pout*G)\ (4*pi*R 2 ) Where Pd= Power density in mW/cm2 Pout=output power to antenna in mW G= Numeric gain of the antenna relative to isotropic antenna Pi=3.1415926 R= distance between observation point and center of the radiator in cm (20cm) Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. - Page 5 of 5 - Report No.: MTi210222035-04E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Measurement Result R=20cm BLE Channel Freq. (MHz) modulation conducted power Tune-up power (dBm) Max Antenna Evaluation result Power density Limits (dBm) tune-up power Gain (mW/cm2 ) (mW/cm2) (dBm) (mW) (dBi) Numeric 2402 GFSK 4.382 5±1 6 3.981 1 1.26 0.0010 1 2440 5.461 5±1 6 3.981 1 1.26 0.0010 1 2480 5.989 5±1 6 3.981 1 1.26 0.0010 1 Conclusion: For the max result: 0.0010≤ 1.0 for 1g SAR, No SAR is required. ----END OF REPORT----

Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Test Report Report No.: MTi210222035-04E1 Date of issue: Apr. 26, 2021 Applicant: Changsha Hotone Audio Co., LTD Product name: Bluetooth MIDI Controller Model(s): EC-4, EC-yzzzz, y: any number, z: any capital letter or number, could be omitted FCC ID: 2AHJSEC-4 Shenzhen Microtest Co., Ltd. http://www.mtitest.com - Page 2 of 46 - Report No.: MTi210222035-04E1 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Instructions 1. The report shall not be partially reproduced without the written consent of the laboratory; 2. The test results of this report are only responsible for the samples submitted; 3. This report is invalid without the seal and signature of the laboratory; 4. This report is invalid if transferred, altered or tampered with in any form without authorization; 5. Any objection to this report shall be submitted to the laboratory within 15 days from the date of receipt of the report. - Page 3 of 46 - Report No.: MTi210222035-04E1 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’ an District, Shenzhen, Guangdong, China. Tel: (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Table of Contents 1. GENERAL INFORMATION ................................................................................................................................... 6 1.1. DESCRIPTION OF EUT ................................................................................................................................................... 6 1.2. OPERATION CHANNEL LIST .............................................................................................................................................. 6 1.3. TEST CHANNEL LIST ....................................................................................................................................................... 7 1.4. ANCILLARY EQUIPMENT LIST ........................................................................................................................................... 7 1.5. DESCRIPTION OF SUPPORT UNITS .................................................................................................................................... 7 2. SUMMARY OF TEST RESULTS .......................................................................................................................... 8 3. TEST FACILITIES AND ACCREDITATIONS ...................................................................................................... 9 3.1. TEST LABORATORY ........................................................................................................................................................ 9 3.2. ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 9 3.3. MEASUREMENT UNCERTAINTY ........................................................................................................................................ 9 3.4. TEST SOFTWARE ........................................................................................................................................................... 9 4. EQUIPMENT LIST ............................................................................................................................................... 10 5. TEST RESULT ..................................................................................................................................................... 11 5.1. ANTENNA REQUIREMENT ............................................................................................................................................. 11 5.1.1 Standard Requirement ...................................................................................................................................... 11 5.1.2 EUT Antenna ..................................................................................................................................................... 11 5.2. PEAK OUTPUT POWER TEST ......................................................................................................................................... 12 5.2.1 Limit .................................................................................................................................................................. 12 5.2.2 Test setup .......................................................................................................................................................... 12 5.2.3 Test Procedure ................................................................................................................................................... 12 5.2.4 Test Results ........................................................................................................................................................ 12 5.3. CONDUCTED EMISSION ................................................................................................................................................ 15 5.3.1 Limits ................................................................................................................................................................. 15 5.3.2 Test Setup .......................................................................................................................................................... 15 5.3.3 Test Procedure ............................................................................................................................…

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Model: EC-4 Radiated emission Conducted emission