SHANTOU DR-57 Bluetooth Headphone User Guide

September 5, 2024
SHANTOU

SHANTOU DR-57 Bluetooth Headphone

Product Specifications

  • Effective distance: 10m
  • Working hours of the headset: About 10 hours
  • Charge time of the headset: About 2.0 hours
  • Charging input voltage: 0.7V-5V
  • Bluetooth frequency: 2.402-2.480GHz

Product Overview

  1. Do not change the mode by long pressing; Short press the Bluetooth button to pause the song. When calling: short press to answer, long press to reject the call.
  2. +: Short press to increase the volume, long press for the next song.
  3. -: Short press to decrease the volume, long press for the previous song.

Bluetooth Pairing Operation Method
Pull on/off to start the device and enter Bluetooth pairing mode. Search for the Bluetooth device name “DR-57” on your phone and click to pair.

Charging the Headset
The internal rechargeable battery must be fully charged before use. Connect one end of the USB cable to a charger or computer USB port, and the other end to the headset’s charging interface. Red light on: charging. Red light off: fully charged.

Precautions
To prevent possible hearing damage, avoid listening at high volume levels for extended periods.

Check the items

  1. Headset Ьоdу
  2. USB charge саЫе
  3. User Guide
  4. Dual 3.5mm audio jack саЫе

Product Specification

  • Effective distance: 1 Om
  • “Working hours of the headset: AЬout 10 hours
  • Charge time of the headset: AЬout 2.0hours
  • Charging input voltage: З. 7V–5V ОС
  • Bluetooth frequency 2.402-2.480GHz
    Note: Due to different pairing devices and environments, the working hours of the headset are different

Bluetooth Pairing Operation Method model. At this time search for the corresponding

  • Pull оп / off to start the machine and enter Ыuetooth pairing Ыuetooth device name DR-57 on the phone, click the device name
  • DR-57 on the mobile phone for the Ыuetooth pairing.

Charge the Headset

  • The internal rechargeaЫe battery inside must Ье fully charged before you start to use the headset.
  • Connect one end of the USB саЫе to the charger or the
  • USB interface of the computer, and the other end to the charge interface of the headset. The red light on charging. Red light off: charged fully.

Warning:
Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

NOTE:
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,
  2. This device must accept any interference received, including interference that may cause undesired operation.

FCC Statement

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.

Waming: То prevent posslЫe hearing damage, do not listen at high volume levels for long periods.

FAQ

  • Q: How do I know if my headset is fully charged?
    • A: The red light on the headset indicates charging. When it turns off, the headset is fully charged.
  • Q: Can I pair the headset with multiple devices?
    • A: The headset can only be connected to one device at a time. Disconnect from the current device before pairing with a new one.

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