HARPER НВ-551 Bluetooth Stereo Headphones with Microphone User Manual

: June 4, 2024
: HARPER

Table of Contents

PRECAUTIONARY MEASURES
REQUIREMENTS TO TRANSPORTATION
APPOINTMENT
ITEMS INCLUDED
PAIRING
CONTROL
LED INDICATION
REMARKS
PRODUCT PARAMETERS
DISPOSAL INFORMATION
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

User Manual
Bluetooth stereo headphones with microphone
НВ-551

Thank you for choosing Harper products. Before use, read the operating instructions and save them in case you have any questions about servicing the device.

PRECAUTIONARY MEASURES

Do not disassemble the device by yourselves. It may lead to the malfunction of the device.
ln case of any malfunction, please contact authorized service center.
Do not lead devices and accessories unattended. Please keep them out of reach of children and pets. Small parts can cause suffocation.
The device is supposed to be used in normal climate conditions. Extreme climate conditions (temperature below 0°С and above 45°С, too high level of humidity) can cause malfunction of the device and wreck the electronic components of the device.
Protect the device from water, do not touch it with wet hands.

Information about restrictions on the use of technical equipment, taking into account its purpose for work in residential, commercial, or industrial areas

The equipment is designed to work in residential and commercial areas, public places, and industrial areas with small and medium power consumption, without exposure to harmful and dangerous production factors. The equipment is intended for operation without the constant presence of maintenance personnel.

REQUIREMENTS TO TRANSPORTATION

Transportation of equipment should be carried out in the original packaging in covered vehicles by any means of transport.

APPOINTMENT

These headphones are designed for mobile devices with Bluetooth functionality.
They are designed for wireless transmission of audio data: talking on the phone, and listening to music files.

ITEMS INCLUDED

1 x Bluetooth stereo headset НВ-551
1 x Micro USB charging cable
1 x User’s manual
1 x Guarantee card
3 x Pair of silicone ear pads (big, middle, small sizes)

PAIRING

Take two earbuds out from the charging case, they will automatically connect with each other, and you will hear the “bee” sound.
Open the Bluetooth function on your device to search for nearby Bluetooth devices.
Select the “HB-551” from the list of available Bluetooth devices.
Once paired successfully, you would hear prompt tone “Connected”.
Then you can play music or take calls with your earbuds now.
If it’s disconnected, you will hear the prompt sound “Disconnected”.

CONTROL

Мusic control
Single press L/R earbud х1: play/pause music. Рress on left earbud х2: volume up. Рress on right earbud х2: volume down. Рress on left x3: previous music. Рress on right x3: next music.
Call аnd voice assistant call control Single press on L/R earbuds х1: answer/ sang up call.
Long press L/R earbuds 2 s: reject the call.
Long press 3 s on the L/R earbuds: call voice assistant Long press 5 seconds on the L/R earbuds: power on/off

LED INDICATION

Function	Carging case	Earpiece
Earpiece – ON	N/A	Red Blue LED light up

REMARKS

Take out the earpieces from the charging box and it will automatically switch on and automatically start pairing.
Put the earpiece into the charging box and it will automatically switch off and automatically start charging.
The earpiece will automatically power off if idle for around 5-10 minutes or if the battery capacity is too slow.
If malfunction occurs due to electrostatic discharge, unplug the charging cable and connect it again.

PRODUCT PARAMETERS

Bluetooth version: 5.1
Frequency response: 20Hz – 20 kHz
Earphones charging time: 1,5h
Case charging time: up to 2h
Work time: up to 4 h
Case battery capacity: 300mAh
Earphones battery capacity: 2*30mAh
Plug for charging: micro USB
Sensitivity: 95dB±5
Impedance: 16 Ohm
The maximum work range: 10m

DISPOSAL INFORMATION

This device is designed and made of high-quality materials and components, which can be recycled and reused. The symbol means that electrical and electronic equipment must
be disposed of separately from household waste after use.
Notes
In accordance with constant improvement, specifications and design are subject to change without notice.
This product does not contain precious metals.

Bluetooth stereo headset with microphone
НВ-551
Information about certification
The products passed all the assessment procedures established in the technical regulations of the Customs Union and the Eurasian Economic Union Information about product certification, certificate number, date, and validity period you can find on the website www.harper.ru or by calling technical support
8-800-600-7107
The production date is indicated on the gift-box Life duration of the product: 24 months
Warranty period: 12 months
Warranty service is provided on the base of the warranty card that goes together with the product.
The warranty cards and User manuals are integral parts of the product.
For additional information about the product and authorized service centers, you may find at www.harper.ru or by telephone at 8-800-600-7107.
Manufacturer: Harper International Trading Limited 15F, Radio City, 505 Hennessy Road, Causeway Bay, Hong Kong Made in China Importer/claims organization: LLC «Progress-Plyus», App.11, floor 2, Build.50, k.1,
Udaltsova Str., Moscow, Russia, 119607, tel.: +74951330210, email: info@harper.ru.