
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
VISION BT HEADPHONE Package Contents: - 1 (One) Wireless Headphone 6.69in. x 3.14in. x 7.48in. (17cm x 8cm x 19cm) - 1 (One) Micro USB Charging Cable - 1 (One) Instruction Manual Button Description: “ ”ON/OFFPause/Play Short press to increase volume / long press for Next song ”Short press to decrease volume / long press for Previous song How To Use: • Power on: Press the key “ ” 2 seconds when it is off. The blue LED light will turn onand begin to alternate blue/red LED lightA voice will prompt “pairing”, indicating the headphone is in pairing mode. • Pairing: Activate the bluetooth function on your phone within range and select “ VISION BT HEADPHONE ” from the list shown. When the blue/red LED light stops flashing, it has paired successfully and you will hear “ connected ”. The blue LED will flash slowly when playing music. • Play/Pause: When it is playing, press the key “ ” to pause, then press the key “ ” again to play. • Volume up: Press “+” once to increase the volume. • Volume down: Press “-” once to decrease the volume • Previous song: Hold down the “-” to play the previous song • Next song: Hold down the “+” to play the next song • Power off : When the headphone is on standby or in operation, press the key “ ” 3 seconds to shut down the headphone (voice prompt “power off ”). • Switch LED light mode: Triple click the button “ ” to switch on/off LED light. • Phone Call: FCC statement: 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. 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 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. USB Plug Micro USB Plug result in damage to the product or injury. • To avoid risk of shock or injury, do not dismantle the device or insert any objects into the Heaphone. • To avoid electronic interference and/or compatible conflicts, turn off the product in any facilities where posted notices instruct you to do so. • Do not pull the Heaphone charging cable. Damage may result to the cable. • Keep out of reach of children. This is not a toy. • Avoid exposure to moisture, liquids, heat, flame and high voltage equipment. • Retain these instructions as they contain important information. • Do not short circuit the input terminals of the Heaphone. • Do not drop, place heavy weight or allow heavy impact to the Heaphone. • • Do not use the product while driving or crossing the road. RF warning statement: The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. FCC ID: 2AW5BMU01040 Keep All Relevant Information For Future Reference User Manual FAQ: 1) Why can’t I start my Bluetooth headphone? Answer: Please ensure that the headphone is fully charged for your first use. 2) Why won’t sound come out of the headphone? Answer: Check whether the playback device and the Bluetooth headphone are successfully established. If the audio device is not properly connected, please reconnect. Please also adjust your mobile phone or Bluetooth headphone volume to a suitable volume level. 3) Why can’t I find this headphone in my bluetooth options? Answer: Make sure the Bluetooth is in “visible mode”. If no pairing occurs, the Bluetooth function will automatically shut off. Please reopen Bluetooth to “visible mode”. If there is a program error, please reboot your phone, and if a program error is caused by your Bluetooth headphone, please restart the headphone. “ ” “ Tips: • Low Battery: LED light flashes red. • To Charge: 1. Insert the USB connector end of the included cable (see packing list) into the USB jack on the charger or USB port on the computer. 2. The indicator light will be red while charging. 3. When the headphone is fully charged, the indicator light will turn from red to blue. Please unplug your charger from the power source. 4. Please use a qualified charger to recharge your headphone, If not, it may result in damage or even explosion. 5. Repeated charging and discharging of the headphone will lead to decreased battery life over time, which is normal for rechargeable batteries. 6. You must charge the Bluetooth Heaphone if it has not been used for more than 6 months. Technical Specifications: + - WARNING: WARNING: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. • Charge and operate only as indicated in this manual, as improper use may Press to answer/end a call. Press and hold “ ” for about 1.5 seconds to reject an incoming call. “” PCB of battery should not be crushed and twisted. Battery body should not be Bended. Do not disassemble and Do not dispose of in fire. • • This product can expose you to chemicals including Bisphenol A (BPA), which is known to the State of California to cause bir…
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E-CARE TECHNOLOGY CO.,LIMITED Address˖RM 09, 27/F HO KING COMM CTR,2- 16 FA YUEN ST MONGKOK, KL, Hong Kong Tel: 0754-88712278 E-mail: [email protected] Date: 11/01/2022 To: FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 We, E-CARE TECHNOLOGY CO.,LIMITED hereby declare that˖ Product Name: BT LED RING HP*PPK Model No.: MU01040 FCC ID: 2AW5BMU01040 For BT Chip: -DQPSK, 8DPSK), and BLE functions . For use in America and this product will not support/enable EDR (8DPSK) and BLE function. The EDR (8DPSK) and BLE function has been shielded by the manufacturer using the software. Except for the manufacturer, the end user does not have any capability to modify/change the RF parameters. We acknowledge that it is the manufacturer’s responsibility to provide the radio configurations to ensure compliance with Commission’s rules. Sincerely Yours, Signature: Printed Name: Honda Chen Title: General Manager
AC6956A BVT 3.3V~4.2V Micro USB DC 5V Oscillator 24M Earphone Key MIC BT Antenna 2402~2480MHZ LEDS
Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Page 1 of 4 External Photos Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Page 2 of 4 Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Page 3 of 4 Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Page 4 of 4
Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF LABEL AND LOCATION Page 1 of 1 FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)
Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Internal Photos Page 1 of 4 Internal Photos Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Internal Photos Page 2 of 4 Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Internal Photos Page 3 of 4 Antenna Shenzhen Accurate Technology Co., Ltd. Project No.: SZ3221018-47796E-RF Internal Photos Page 4 of 4
Battery (DC 3.7V) provides energy for the Bluetooth chip (AC6956A); Crystal oscillator (24MHz) provides the clock signal for the Bluetooth chip. Bluetooth signals get through a matching circuit, and then transmitted to the space through the antenna (2402-2480MHz). When the product is connected, the product can in two-way communication with other Bluetooth Devices, and then the device’s Bluetooth module sends Bluetooth signals into space, the product receives the Bluetooth signal through an antenna, transmission to the Bluetooth chip via matching circuit. Modulation Technique: BDR(GFSK),EDR(π/4-DQPSK)
REVISION RECORD APPROVED:ECO NO: B D DATE: 123456 D C A B C LTR MIC LED CHARGE Ear phone KEY OSC Te s t poi nt 2402- 2480MHZ MCU 1 DACVSS 2 NC 3 VDDIO 4 PB9/PB10/ADC9 5 PB8/AUX1R/ADC8 6 PB7/PB4/ABUX1L/ADC7 7 VSSIO 8 NC 24 USBDM 23 NC 22 SD1DAT/PC3 21 ADC10/SD1CMD/PC4 20 ADC13/SD1CLK/PC5 19 BT-OSCO 18 BT-OSCI 17 VSSIO 25 ADC12/USBDP 26 ADCO/AUXOR/MIC-BIAS/PA1/PC7 27 MIC/PC6 28 DACR 29 DACL 30 VCOMO 31 DACVDD 32 NC 16 BT-RF 15 PB0 14 PB1/ADC5 13 PB3/ADC6 12 PB2 11 BT-AVDD 10 LDO-IN/PB5 9 VBAT 33 GND U2 1 VBUS 2 D- 3 D+ 4 ID 5 GND 0 S 0 S 0 S 0 S USB1 USB(USB-MICRO) R1 2.7R Y1 24MHZ C1 222 C7 105/16V C4 2.7P C13 NC C5 NC C3 NC LED2 B- LED LED1 R- LED B+ C12 105 C15 105/16V C8 105/16V C14 105 L+ R- R+ L- D+1 D+ D- 1 D- 2 4 3 1 J1 AUX R50R C11104 + MIC1 B- 1 ANT K1 K2 K3 BAT+ C9 NC TVS1 NC GND- PW GND GND GND GND DCIN 3.3V BAT+ DCIN BT_AVDD RF GND DP VCOM 3.3V BAT+ DM DP MIC DVDD AGND DACVDD DACL VCOMO DACR DACL VCOMO DACR PH MI C MIC_BIAS AGND GND DC5V ANT LED_B/R AGND V- D+ POWER NEXT/V+ BT_OSCI BT_OSCO PH D DM DP MIC_BIAS MIC DACRDACLVCOMO BT_OSCO BT_OSCI V- POWER NEXT/V+ D D+ LED_B/R DM DP AC6956A
Antenna describe 1. Antenna describe: Antenna plate PCB antenna Make name/model name BT-981A Antenna gain 0dBi Frequency range 2.4GHZ-2.483GHZ Connector type direct 2. External view drawing: Picture of antenna 3. Antenna Radiation Pattern Radiation [email protected] Total Average Gain:-0.475dbi 4. Radiation [email protected] Total Average Gain:-0.275dbi 5. Radiation [email protected] Total Average Gain:-0.237dbi
Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. Shenzhen Accurate Technology Co., Ltd. is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. 1/F., Building A, Changyuan New Material Port, Science & Industry Park, Nanshan District, Shenzhen, Guangdong, P.R. China Tel: +86 755-26503290 Fax: +86 755-26503396 Web: www.atc-lab.com Version 11: 2021-11-09 Page 1 of 50 FCC-BT TEST REPORT Applicant Name : E- CARE TECHNOLOGY CO.,LIMITED Address : RM 09, 27/F HO KING COMM CTR,2-16 FA YUEN ST MONGKOK, KL, HongKong Report Number : SZ3221018-47796E-RF FCC ID: 2AW5BMU01040 Test Standard (s) FCC PART 15.247 Sample Description Product Type: BT LED RING HP*PPK Model NO: MU01040 Date Received: 2022-10-18 Date of Test: 2022-10-25 to 2022-10-26 Report Date: 2022-10-27 Test Result: Pass* * In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Jeff Jiang Candy Li EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No: SZ3221018-47796E-RF Version 11: 2021-11-09 Page 2 of 50 FCC-BT TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 SPECIAL ACCESSORIES ................................................................................................................................................. 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 8 TEST EQUIPMENT LIST ........................................................................................................................................... 9 FCC §1.1307 (b) & §2.1093 – RF EXPOSURE ......................................................................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 TEST RESULT: ............................................................................................................................................................ 10 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 11 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 EUT SETUP ................................................................................................................................................................ 12 EMI TEST RECEIVER SETUP ....................................................................................................................................... 12 TEST PROCEDURE ...................................................................................................................................................... 13 FACTOR & MARGIN CALCULATION .....................................................................................................…
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| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 2.40 GHz - 2.48 GHz | 580.00 µW |

LED Wireless Headphones
Equipment Class
DSS - Part 15 Spread Spectrum Transmitter
BT LED DESIGN HEADPHONE
Equipment Class
DSS - Part 15 Spread Spectrum Transmitter