F D OT1 Air Conduction Open-ear Headphones Instruction Manual

F D OT1 Air Conduction Open-ear Headphones

Packing List

Specifications

400mAh

Charging Time：≈1.5h| Usage Time: ≈6h
Standby Time：≈30h| Input：5V⎓0.5A
Type Of Charge：Type-C| Weight：≈11.8g

Specifications are laboratory test data.
The playback time is in SBC format, and teh test volume is set at 60%, and results may vary depending on device settings, environment, usage, and many factors.

1. Sound drain hole
2. Sound output hole
3. Charging pin
4. Sound drain hole
5. Touch area
6. Led
7. Call mic

How To Wear?

Operation Instruction

Power On

• Long press for 3s to turn on (both headphones operate separately).
• Automatic power on after opening the case.

Power Off

• Automatic shutdown of the headphones when the headphones is placed in the case for charging
• Automatic shutdown when Bluetooth is disconnected for 5min.
• Automatic shutdown when the power is exhausted.
• Long press the touch area for 5 seconds to shut down

Pairing

• Removal of the headphones and automatic entry into pairing mode.
• Failure to connect back to pairing mode.

Reset
With both headphone s on press and hold the touch area for 5s immediately after both headphones are double tapped at the same time to clear the pairing record and enter the pairing state.

Bluetooth Pairing

Step 1
Turn on your device’s Bluetooth.

When the device is connected to the headphones, the battery level of the headphones is displayed.
Step 2 Select “F&D OT1” to connect.

Operating Instructions

Charging Instructions

Charging The Case
Using a device with a USB port to which it is connected for charging.

To Charge The headphones
Place the headphones into the case to charge it, at which point Bluetooth is automatically disconnected.

• Note : When the headphones cannot be charged, please charge the case first

Indicator Light Description

Notes

1. Please fully charge the product before using it for the first time;
2. If the product has not been used for more than 2 weeks, please charge the product before use;
3. Please choose a charger made by a regular manufacturer and certified by the national for charging;
4. Please do not use it for a long time at a loud volume to avoid hearing damage.

Warning

1. Do not store and use the headphone to temperatures below 32 F(0 ℃) or to temperatures above 113°F(45°C);
2. Do not throw to avoid damage to the headphone caused by falling;
3. Never disassemble the headphone. There are no user-serviceable parts inside;
4. Do not place in high temperature or fire to avoid danger;
5. Do not rain or place in water;
6. Do not use the headphone in a thunderstorm. This could prevent the headphone from working properly, and also increase your chance of being electrically shocked;
7. Do not use alcohol or any volatile liquid to clean this product.

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.

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the 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.

WARRANTY CARD

END-USERS COPY
WARRANTY REGISTRATION CERTIFICATE
Mr./Mrs/Ms First Name:_
Last Name: ___
Address:
Contact No.: ____
Product Name: ____
Model No.:
Serial No.: ____
Date Purchased: ___
Invoice No.: __
Retail Outlet Where Purchased: __

WARRANTY TERMS & CONDITIONS 
The warranty will be effective only if the warranty card is completed and returned to the company within 14 days from the date of purchase. We guarantee the provision of free services of F&D product within the warranty period from its date of purchase from our Authorized Dealer. The period and conditions of our warranty service are as follow:

1. The warranty covers services by our F&D Authorized Dealer. This warranty card together with the receipt must be presented when servicing is required. This warranty card is irreplaceable in the event of loss.

2. Repair services will be provided for defects arising from normal usage for the following period, commencing from the date of purchase from our F&D Authorized Dealer. (Parts would be replaced when necessary)
   A. Parts:____1 year
   B. Technical service free___1 year

3. Under the following circumstances, service and parts will be chargeable even within the warranty period:

4. Failure to present the warranty card and receipt when servicing is required. Full particulars not clearly shown or alterations made against the actual information. E.G.: Alteration of the date of purchase, serial numbers altered or removed.

5. This unit being tampered with, altered in any way by any unauthorized technicians or which has been subjected to misuse, negligence or accident. This guarantee does not cover damage occur in transit by or from the customer.

6. The defect is caused by the attack of household pests, fire, lighting, natural disasters, pollution, abnormal voltage or the usage of generator.

Shenzhen Fenda Technology Co., Ltd
Add : Fenda Hi-Tech ParkZhoushi Road, Shiyan, Baoan, Shenzhen, China P.C.: 518108 http://en.fenda.com/

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