HENGXINTAI BT9748 Wireless Headphone Instruction Manual
- June 27, 2024
- Hengxintai
Table of Contents
HENGXINTAI BT9748 Wireless Headphone
Product Information
Specifications
- Model: BT9748
- Wireless Technology: Bluetooth
- Audio Port: 3.5mm AUX
- Charging Port: Type-C
- Additional Feature: TF Card Slot
Product Usage Instructions
Description of Main Parts:
- On/Off, Play/Pause button, Answer/Hang up/Reject button
- Volume up/Next song button
- Volume down/Previous song button
- Microphone (Mic)
- 3.5mm AUX Audio Port
- Indicator Light
- Charging Port Type-C
- TF Card Slot
Pairing Steps:
- Ensure the headphones are powered on.
- Activate Bluetooth on your device and search for available devices.
- Select “BT9748” to pair with the headphones.
- Once paired, you will hear a notification sound indicating a successful connection.
Product Usage
To use the headphones:
- To turn on/off or play/pause music, use the corresponding button (1).
- To adjust the volume or skip tracks, use buttons (2) and (3)respectively.
- For answering/hanging up/rejecting calls, press the multifunction button (1).
- To charge the headphones, use the Type-C charging port (7) with a compatible cable.
- If desired, you can insert a TF card into the designated slot(8) for standalone music playback.
Disposal:
When disposing of the product, ensure to follow local regulations for
electronic waste disposal. Do not dispose of in the regular household waste.
FAQs
-
Q: How do I reset the headphones?
A: To reset the headphones, press and hold the power button for 10 seconds until you hear a reset sound. -
Q: Can I use the headphones while charging?
A: Yes, you can use the headphones while they are charging via the Type-C port.
PRODUCT SPECIFICATION
- Bluetooth® standards: V5.3
- Bluetooth® Effective range: 10m
- Battery Capacity: 250mAh
- Standby time: Up to 200 hours
- Working time: Up to 16 hours(At 50% Volume)
- Charging time: Approx 2 hours
- Microphone: Built-in
- Charging Port: USB Type-C
- Driver Unit: 40mm
- Impedance: 32ohm
- Sensitivity: 105dB ±3dB
- Frequency Response: 20Hz – 20KHz
PRODUCT PICTURE
DESCRIPTION OF MAIN PARTS
- On/Off, Play/Pause button, Answer/Hang up/Reject button
- Volume up/Next song button
- Volume down/previous song button
- Mic
- 3.5mm AUX audio port
- Indicator light
- Charging port Type-C
- TF card
PAIRING STEPS
- Press (1) for 3 seconds to put into pairing mode (the indicator light will alternate between red and blue).
- Go to your Bluetooth® settings on your device and find the Bluetooth® pairing name “BT9748”. Pair your device, then it will be connected when connected successfully, only blue light flash
PRODUCT USAGE
- Power on: Press and hold the button (1) for about 3 seconds, until blue light flashes.
- Power off: Press and hold button (1) for about 3 seconds, the red indicator light will flash three times and then device turns off.
- Answer a call: when a call is coming in, Answer the call by pressing button (1) once. Press the button again to hang up. To reject a call press and hold (1) for about 2 seconds.
- Redialing the last number: Double-click the (1) button.
- Next song/Volume up: Press button (2) quickly for the next song, and press and hold for volume up.
- Previous song/Volume down: Press button (3) quickly for the previous song, and press and hold for volume down.
- Play / Pause music: when you listen to the music, you can play or pause the song by pressing (1) button.
- Reconnected: when reopening the Bluetooth® mode, the headphones will reconnect to the nearest devices.
- Automatic shutdown: If not connected for 5 minutes, the headphone will automatically turn off
- Charging: Charging port with Type C USB charging cable. When charging, the indicator light is red and remains on, while the fully charged indicator light is off USB CABLE INCLUDED
DISPOSAL
European Directive 2012/19/EU on waste electrical and electronic equipment
(WEEE) requires that such equipment should not be disposed of in the normal
urban solid waste stream, but should be collected separately in order to
optimise the recovery and recycling flow of its component materials and
prevent potential damage to health and the environment due to the presence of
potentially dangerous substances. The symbol of the crossed-out bin is shown
on all products to remind of it. The waste can be delivered to the appropriate
collection points or delivered free of charge to the distributor when
purchasing equivalent new equipment or without the obligation to purchase
equipment smaller than 25 cm. For further information on the correct disposal
of these devices, please contact the relevant public service department.
Read and preserve, it contains important information.
FCC
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. Any 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, under 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 by 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 the receiver.
- Connect the equipment to 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.
The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction
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