1Mii BLS-B55 USB Bluetooth Transmitter Receiver Instruction Manual

1Mii BLS-B55 USB Bluetooth Transmitter Receiver

Product Information

Specifications

• Compliance: Part 15 of the FCC Rules
• Interference: Must not cause harmful interference
• Acceptance: Must accept any interference received
• Radiation Exposure: Complies with FCC limits for uncontrolled environment
• Minimum Distance: 20cm between the radiator and the body

Product Usage Instructions

Installation
To install the equipment, follow these steps:

1. Choose a suitable location for the device.
2. Ensure there is a minimum distance of 20cm between the radiator and your body.
3. Place the device in the selected location.

Operation
To operate the equipment, follow these guidelines:

1. Ensure the device is connected to a power source.
2. Turn on the power switch located on the device.
3. Follow any additional instructions provided in the user manual specific to the device’s functionality.

Maintenance
To maintain the equipment’s performance, consider the following:

• Regularly clean the device using a soft, dry cloth.
• Avoid using harsh chemicals or abrasive materials that may damage the device.
• Refer to the user manual for any specific maintenance requirements.

Troubleshooting
If you encounter any issues with the equipment, try the following:

1. Check the power source and ensure it is properly connected.
2. Inspect the cables and connections for any damage or loose connections.
3. Refer to the troubleshooting section in the user manual for further assistance.

FAQ (Frequently Asked Questions)

1. Q: What is the purpose of FCC compliance?
   A: FCC compliance ensures that the device operates within the guidelines set forth by the Federal Communications Commission to avoid interference with other electronic devices.

2. Q: Can I modify the equipment?
   A: No, any changes or modifications not expressly approved by the responsible party may void your authority to operate the equipment.

3. Q: How far should I keep the device from my body?
   A: The equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body.

Bluetooth transmitter/receiver/ USB three in one manual

Double-click to enter the search, press and hold for 5 seconds to reset

Parameters

• Bluetooth version: Qualcomm 5.3
• Bluetooth protocol: A2DP HFP HSP
• Frequency range: 2.402GHz -2.480GHz
• Frequency response:  100Hz-20kH
• Transmission distance: z 20 meters
• Number of connected devices: 2
• Signal to noise ratio:   >90dB
• Transmission interface: USB/TX3.5mm interface
• Receiving interface:   RX3.5mm interface
•   Transmit audio format:   SBC/APTX/APTXLL/APTXHD/APT Adaptive
•   Received audio format: SBC/AAC/APTX/aptx HD/aptx Adaptive
•   USB   drive free support system: WIN-ALL/Linux/Mac/PS4-5/Android

Default emission mode priority

1.  When the USB powered TX indicator light is on, the device will automatically enter pairing search mode. Turn on Bluetooth devices such as Bluetooth headphones/speakers, and enter pairing mode. The device will automatically search for and connect successfully, and the device’s A indicator light will remain on, indicating that the first device connection is successful.
   Note: The slow flashing of the power on light is in a connected state. To connect a new device, you need to press the button to enter the fast flashing mode.

2. Double click the button again, and the device will initiate a pairing search and enter the second device search. After the connection is successful, the device’s B indicator light will light up, indicating that the second device connection is successful.

3. Connect the TYPE-C data cable to the adapter for power supply, insert a 3.5mm audio cable, and the device will automatically recognize the 3.5mm audio input. The device’s working indicator light will remain on. 4. The TYPE-C data cable connects to the PC and recognizes USB/Audio. The device’s working indicator light flashes slowly, indicating a USB sound card. USB/Audio device: BLS-B55.

Receiving mode

1. Insert the USB powered product into the RX audio cable, and the device will automatically recognize the 3.5mm audio output. The RX indicator light will light up, and the device will automatically enter the pairing search state. Open the Bluetooth search for the product name “BLS-B55” on devices such as mobile phones/tablets/computers, and click to connect to Bluetooth. The device connection is successful, and the A indicator light of the device will light up, indicating that the first device connection is successful.
2. Double click the button again, and the device will initiate a pairing search. The mobile search connection is successful, and the device’s B indicator light lights up, indicating that the second device connection is successful.
3. Equipment working indicator light, slow breathing flashing. (represents 3.5mm audio output).
4. Short press the button to pause/play, long press for 5 seconds to clear the pairing record, and the corresponding instructions flash 3 times.

Warning Statement

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.

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

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