Liangying Industrial IAHN40B Bluetooth Noise Cancelling Headphones Instruction Manual
- June 5, 2024
- Liangying Industrial
Table of Contents
Liangying Industrial IAHN40B Bluetooth Noise Cancelling Headphones
IAHN40B Bluetooth Noise Cancelling Headphone
Button Operating Instructions:
- M Long press M button De-noise state on/off
- – Short Press: Previous song; Long Press: volume down
- Long press 3 seconds to power on; short press: play/pause When call comes, short press to answer, short press to rejeck , double click to redial
- +Short Press: next song; Long Press: volume up
LED Indicator:
- The red/blue light will flash fast under pairing state. when the headphone matches the phone successfully, the blue light will flash slow.
- In de-noise state, the green light is on steadily.
- In charging mode. the red light is on steadily when charging. when it’s fully charged. the red light will be off
The operation manual:
- Long press three seconds to power on
- The red/blue light flashes fast, go to wireless pairing state
- When your mobile phone searching the wireless product. the wireless name is IAHN40B
- When your mobile phone connect the wireless product successfully. if it reminds of password entry. the password is 0000.
- When the wireless connection is successful, the blue light flashes slowly.
- When open your mobile phone’s music player, can listen to the music, this product can control the next and previous song by wireless. play and pause. answer the phone and redial etc.
- Long press M button De-noise state on/off.
LINE External Audio Input:
In power on mode plug audio line will turn to AUX LINE IN mode Support mobile phone/MP4/MP3/CD/PC, etc.
Functional Parameter:
- USB charge: DC 5V IN
- Wireless frequency:2.401-2.480GHz
- Wireless distance: 10 meters
- Frequency:20Hz-20KHz
- Output power:35mW
- SNR:88dB
- Charging time:2 hours
- Active noise reduction:15-20dB
FCC Statement
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.
Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation.
RF Exposure Information
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure condition without restriction.