KO-STAR NB-1092 Bluetooth Active Noise Cancelling Headset User Manual
- June 5, 2024
- KO-STAR
Table of Contents
KO-STAR NB-1092 Bluetooth Active Noise Cancelling Headset
Congratulations on your purchase and thank you for your use of our Bluetooth Active Noise Cancelling Headset. In order to start quickly, please read the user guide carefully.
Caution
- Please turn off the headset and put it into box to avoid damage, scratches or bracket deformation when long time no use. In order to prolong the battery service life, please charge every 6 months.
- Please charge at first if the headset is left unused for long time.
- The battery of headset is original and please don’t change it by yourself.
- Please keep the headset under dry place.
- Please don’t put this product into an environment with a temperature over than 40℃ or into fire to avoid battery blast accident.
- Please don’t bent or twist the bracket to avoid deformation.
- Please don’t tear down ear-cushions by unprofessional person.
- Don’t adjust the volume to a very high level and continued play. If tinnitus occurs, please turn the volume down or stop playing, do not turn the volume up suddenly. Please slowly turn up the volume to avoid hearing damage caused by high volume.
- Do not use the headset in dangerous place or place where cannot hear the outside sound.
Included
The headset contains the following parts:
- Bluetooth Active Noise Cancelling Headset X 1
- Manual X 1
- 3.5mm – USB C audio Cable X 1
- USB C Charging Cable X 1
- Carry Case X1
Charge the Battery
The headset contains a USB C charging cable that can be connected to your computer or other device made for USB charging. Plug the USB C end of the included USB C cable into the USB C port charge connector under the left ear- cap of the headphone. Plug the other end into a USB port on your computer or other devices made for USB charging. The indicator light will be red while charging. Once fully charged, the indicator light will turn off. Charge time is about 1.5 hours on an empty battery.
Active Noise Cancelling On:
Hold the ANC button for 1 second. Green LED light will turn on. The ANC
function is available at both Wired and Wireless condition.
Active Noise Cancelling Off:
Hold the ANC button for 1 second. Green LED light will turn off. The ANC
function must be switched off by manual operation.
Bluetooth Switch On:
To switch on, press and hold the MFB about 3 seconds, blue light on, there is
a tone “Power on, pairing”, The headset enters Bluetooth searching mode.
Bluetooth Switch Off:
To switch off, press and hold the MFB about 3 seconds, there is a tone “Power
off”.
Pairing
- Ensure that your phone or Bluetooth device is switched on.
- To pair the headset if it has not been previously paired with a device, switch on the headset. The headset enters the pairing mode, and the blue indicator light starts to flash quickly. To pair the headset if it has been previously paired with another device, ensure that the previously paired devise is switched off.
- Activate the Bluetooth feature on your phone or Bluetooth devices, and set it to search for Bluetooth devices.
- Select “SNAP-ON NC HEADPHONES” from the list of found devices on your phone or Bluetooth devices.
- When successfully connected, there is a tone “Bluetooth Connected”, the blue light turns to continuously lighting.
The headset that has been previously paired with another device will automatically connect with the device if the device is power on and within connecting range, if not, the headset will enter standby mode with continuously blue light.
Adjust the volume:
Turn the volume up or down press the volume +/- key quickly during a call or
while listening to music.
Calls:
Click the MFB to answer it, or press and hold about 1.5 seconds to reject the
call. During a call, short press MFB to end it.
Activate Voice Assist:
Quickly Press the MFB twice to activate voice assist.
Listen to Music:
- To play a song, select in the music player and press the MFB on the headset.
- To pause or resume playing a song, press the MFB.
- To select the next song during playback, press and hold the + key.
- To select the previous song, press and hold the volume – key.
- To increase the volume, press the + key quickly.
- To decrease the volume, press the – key. (Until Mute)
Disconnect the Headset:
To disconnect the headset from your device, switch off the headset, or
disconnect it in Bluetooth menu of your device.
Passive Mode:
It can be a wired headphone to save batteries. Simply connect one end of the 3
.5mm-USB C audio cable to the USB C port of the left ear cup to your MP3
player. Inserting an audio cable disable the wireless functionality.
Low Battery Warning:
At power on condition, when battery voltage is lower than 3.2V, there will be
a warning “Please charge to prevent damage to the battery” every 60 seconds.
Specification
- Driver unit: 40mm
- Impedance: 32Ω
- Frequency Response: 20Hz-20KHz
- Bluetooth version: V5.0
- Active noise reduction: up to 20-25 dB
- Radio Frequency coverage: 2.402GHZ~2.480GHZ
- Transmit Range: about 10m (barrier free)
- Codec support: AAC, SBC, aptX，aptX HD, aptX low latency
- Battery: Rechargeable li-ion battery; 3.7V, 650mAh
- Charge: Computer USB interface, output DC 5V/1A charger
- Charging time: 1.5 hours
- Operate hours: up to 26 hours (BT and ANC on) , 40 hours (BT on, ANC off)
- Standby time: up to 300 hours (battery saturation)
Features
- Active Noise Cancellation blocks ambient noise
- Extra-long battery life, up to 26 hours with ANC on, 40 hours ANC off
- Quick charging, 10 Min charge 5 hours playback
- Voice-Assistant support for Siri & Google Assistant
- Superior audio quality with AAC, aptX，aptX HD,AptX Low Latency codecs support
- USB-C charging and audio interface
- Unique Folding and lightweight design for easy carriage and storage
- Softer ear muffs for long time wear
FCC STATMENT
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 b y 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 use r’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.