Hengxintai BT9941 Bluetooth Headphone User Manual
- June 6, 2024
- Hengxintai
Table of Contents
Bluetooth Headphone
User Manual
(BT9941)
Product Specification :
- Bluetooth Version : V5.0
- Bluetooth Range : 10meters
- Headphone Battery : 250mAh
- Standby Time : up to 200 hours
- Working Time : up to 7.5 hours (100% Volume)
- Charging Time : Approx 1.5 hours
- Input Voltage : 5V Microphone : Build-in
- Recgargable : USB cable
- Speaker Unit : 40mm
- Rated imput power : 20mW
- Max input power : 50mW
- Impedance : 32ohm
- Sensitivity : 112dB+/-3dB
- Frequency Response : 20Hz – 20KHz
FUNCTION PICTURE
Description of all parts :
- Build in Microphone
- Volume up or Next song
- Power on/off or Pause/Play or Calling/Answer
- Volume down or Previous song
- 3.5mm Aux Jack
- LED light
- USB charging port
Pairing Steps:
- Press for 5 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 “EBT9941”. Pair your device, then it will be connected, when connected successfully, only blue light flash.
Product Usage:
- Power on : Press and hold the for about 3 seconds, untill blue light flashes.
- Power off : Press and hold for about 3 seconds, the indicator light will turn off .
- Answer a call : when a call is coming in , Answer the call by pressing once.
- Reject a call : Press and hold for about 2 seconds.
- Redialing the last number : Double click button.
- Volume”+” and next song : Press + quickly for next song, the volume will be increased by pressing and holding + for a long time.
- Volume “-” and previous song: Press – quickly for previous song , the volume will be decreased by pressing and holding – for a long time .
- Play / Pause music : when you listen to the music, you can play or pause the song by pressing button.
- Reconnected : when reopen the bluetooth mode, the headphone will reconnect to the nearest devices.
- When insert the line in or USB cable is charging standard , the headphone will power off rapidly , then switch to wired mode , and all bluetooth buttons are not workable.
- Charging port with USB charging cable . The red light will show during charging, But blue light once the device is fully charged.
Made in China
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, 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction