Audio Flow II - Headphones Cleer - Free user manual and instructions

Product Type	Wireless Hybrid Noise-Canceling Headphones
Brand	Cleer
Model	Audio Flow II (FLOW II)
Driver	40mm Ironless™ Driver
Frequency Response (Bluetooth)	20 Hz – 20 kHz
Frequency Response (Line In)	20 Hz – 40 kHz
Bluetooth Version	4.2
Supported Audio Codecs	SBC, AAC, aptX, aptX HD, LDAC
Noise Cancellation	Hybrid Active Noise Cancellation (up to ~30 dB suppression)
Ambient Mode	Yes (allows external sound in)
Conversation Mode	Yes (hand on left ear cup lowers volume and activates Ambient Mode)
Battery Life (BT + ANC)	Up to 20 hours
Charging Time	Full charge in 2 hours
Quick Charge	10 minutes charge gives 2 hours of playtime
Battery Type	Rechargeable lithium ion (3.7V)
Weight	327 g
Inputs	USB-C (charging), 3.5 mm line-in (audio)
Controls	Power button, ANC button, Google Assistant button, Multifunction touch pad (right ear cup), Left ear cup touch for Conversation Mode
Voice Assistant	Google Assistant (built-in button)
NFC Pairing	Yes (tap to pair on right ear cup)
Warranty	1 year limited (Labor and Parts)
Included Accessories	Carrying case, USB-C to USB-A charging cable, 3.5mm audio cable, in-flight adapter, quick start guide, user manual, warranty card
Compliance	FCC Part 15, CE, RoHS

Frequently Asked Questions - Audio Flow II Cleer

How do I pair the Cleer Audio Flow II with my phone?

Turn on the headphones by pressing the power button for 2 seconds. They will enter pairing mode automatically on first power-on. If needed, press and hold the power button until the LED blinks white and red. Then select 'Cleer FLOW II' in your device's Bluetooth list. Alternatively, you can use NFC by placing your NFC-enabled device near the right ear cup.

How long does the battery last and how do I charge it?

The battery lasts up to 20 hours with Bluetooth and ANC on. A full charge takes about 2 hours using the provided USB-C cable. A 10-minute quick charge gives 2 hours of playtime.

Can I use the headphones while they are charging?

Yes, you can use the headphones while charging via the USB-C cable, though it is recommended to charge them when not in use for optimal battery health.

How do I switch between Noise Cancellation and Ambient Mode?

Press the ANC button once to toggle between Noise Cancellation Mode and Ambient Mode. The headphones are set to Noise Cancellation Mode by default when powered on.

What is Conversation Mode and how do I activate it?

Conversation Mode lowers the volume and switches to Ambient Mode so you can hear people around you. Activate it by placing your hand on the left ear cup. Remove your hand to return to previous settings.

How do I use Google Assistant with these headphones?

Press the Google Assistant button once to activate the assistant. Press twice to stop announcements. Press and hold to speak a command. Your phone must have the Google Assistant app installed and an internet connection (the headphones do not connect directly to the internet).

What audio codecs are supported?

The headphones support SBC, AAC, aptX, aptX HD, and LDAC codecs for high-quality Bluetooth audio.

Can I use the headphones wired?

Yes, you can use the included 3.5mm audio cable for wired listening. When powered off and wired, calls must be answered on the phone, but audio communication will work through the headphones.

How do I clean and maintain the headphones?

Wipe the exterior with a soft, dry cloth. Do not use liquid or abrasive cleaners. Store in the carrying case when not in use. Avoid exposure to extreme temperatures and humidity.

What is the warranty coverage?

Cleer provides a 1-year limited warranty covering defects in materials and workmanship. Labor and parts are covered for 1 year from the original purchase date. Proof of purchase is required for service.

USER MANUAL Audio Flow II Cleer

Quick Start Guide | User Manual | Warranty Card

CONTENTS

INTRODUCTION 2

QUICK START GUIDE 3

USER MANUAL

1. Bluetooth pairing 4
2. Bluetooth music control 5
3. Bluetooth call control 5
4. Noise Cancellation Mode and Ambient Mode 6
5. Conversation Mode 6
6. Google Assistant 7
7. Charging 7
8. LED Behavior 8
9. Specifications 8

WARRANTY 9

NOTICE 11

FLOW II INTRODUCTION

Box contents

Illustration of a beige and beige coffee ear with gold tones (no text or symbols visible)

FLOW II Wireless hybrid noise canceling headphone

Quick start guide / User manual / Warranty card (This booklet)

Carrying case

Charging cable USB-C to USB-A

Audio cable 3.5mm to 3.5mm

In-flight adapter

Overview

FLOW II QUICK START GUIDE

1. Press the power button for 2 seconds to turn on your FLOW II
   • FLOW II will go into pairing mode automatically when powered ON for the first time (if you need to manually go into pairing mode, please follow the steps on page 4)
   ** FLOW II will automatically connect to the last connected device if it is in range and available for pairing

1. Find "Cleer FLOW II" on the Bluetooth device list

1. Choose "Cleer FLOW II" to connect

1. Enjoy your FLOW II

FLOW II USER MANUAL

1. Bluetooth pairing

Illustration of a mechanical device with a magnified view showing a screen and a timer, no readable text or symbols present.

NFC

1. FLOW II is OFF. Press the power button for 2 seconds to turn on your FLOW II
2. Turn on NFC on your device and place it near the right ear cup
3. FLOW II is now paired

*For NFC enabled devices only

Pairing Mode

1. FLOW II is OFF. Press the power button until the LED blinks white and red
2. Select "Cleer FLOW II" on the Bluetooth device list
3. FLOW II is now paired

FLOW II USER MANUAL

2. Bluetooth music control

Volume +

Volume -

Next

Previous

track

Press

twice

x2

Play/Pause

3. Bluetooth call control

Press

twice

×2

Cancel the call (outgoing call)

Answer the call (incoming call)

Hang up the call (call is active)

On-hold for 1st call and answer 2nd call (2nd incoming call ringing)

Hang up the current active call and switch to another call (both 1st call and 2nd call are active)

Press

and

hold

Reject the call

Reject the 2nd incoming call (for 2nd incoming call ringing)

Switch between 1st call and 2nd call (both 1st call and 2nd call are active)

*Touch control are only active when FLOW II is powered ON

**Calls can be answered by pressing the left ear cup as shown when powered ON. If wired for passive listening and powered OFF, calls have to be answered on the phone, but communication can be done via FLOW II

FLOW II USER MANUAL

4. Noise Cancellation Mode and Ambient Mode

Illustration of a beige-colored outdoor headphones with earbuds and buttons (no text or symbols)

ANC button

Press

once

Toggle between Noise Cancellation Mode and Ambient Mode

Noise Cancellation Mode: Our hybrid noise canceling technology and optimized passive isolation can suppress (\~30dB) wide-band ambient noise

Ambient Mode: Allows you to hear sounds around you even while wearing your FLOW II

*FLOW II is set to Noise Cancellation Mode when powered ON

5. Conversation Mode

Illustration of a person wearing headphones with sound icons above (no text or symbols)

FLOW II will lower the volume and go into Ambient Mode while you place your hand on the left ear cup - for quick conversations with flight attendants or people around you

FLOW II

USER MANUAL

6. Google Assistant

Illustration of a beige and brown headband device with control buttons (no text or symbols)

Google Assistant button

Press

once

●

Fetch the Google assistant

-

Press

twice

Stop the Google assistant from making announcements

Press

and

Speak to the Google assistant

* You can play back music or look for information by talking to FLOW II to operate a smartphone or tablet (Android TM 5.0+/iOS 9.3 or higher) equipped with the Google Assistant app.
** When using an iOS smartphone or tablet, install the Google Assistant app in advance.
*** Connect the smartphone or tablet to the Internet. FLOW II cannot connect to the Internet directly.

7. Charging

Illustration of a beige and beige hardcover headphones connected to a power cord (no text or symbols)

Connect FLOW II to a power source with the provided USB-C cable

A 10-minute charge will give 2 hours of playtime. FLOW II can be fully charged in 2 hours.

FLOW II USER MANUAL

1. LED Behavior
   

9. Specifications

Driver:

Audio CODEC support:

Frequency response range:

Connections:

Support:

Charging:

Bluetooth transmission

frequency range:

Bluetooth transmission power:

Battery:

Playback time (BT+ANC):

Voice service:

Weight:

40mm Ironless™ Driver

SBC, AAC, aptX, aptX HD, LDAC

20-40KHz (Line in) /20- 20KHz (Bluetooth)

USB-C to USB-A cable for charging; 3.5mm to 3.5mm cable for audio

BT 4.2, SPP v1.0, HFP v1.6, A2DP v1.3.1, AVRCP v1.6

A 10-minute charge will give 2 hours of playtime.

FLOW || can be fully charged in 2 hours

2.402-2.480GHz

<4dBm

Rechargeable lithium ion rectangle cell (3.7V)

Up to 20 hours

Google Assistant

327g

FLOW II WARRANTY

Cleer Limited Warranty

Cleer Limited warrants this product against defects in material or workmanship for (i) year as set forth below when purchased directly from Cleer Limited or a Cleer Limited retailer. Pursuant to this Limited Warranty, Cleer Limited will, at its option, (j) repair the product using new or refurbished parts or (iii) replace the product with a new or refurbished product. For purposes of this Limited Warranty, "refurbished" means a product or part that has been returned to its original specifications. In the event of a defect, these are your exclusive remedies.

Labor: For a period of (1) year from the original date of purchase of the product ("Labor Warranty"). Cleer Limited will, at its option, repair or replace with new or refurbished product, product determined to be defective. If Cleer Limited elects to replace the product after this Labor Warranty has expired but while the parts warranty is still in effect, it will do so for the applicable labor charge.

Parts: For a period of (1) year from the original date of purchase of the product ("Parts Warranty"). Cleer Limited will supply new or refurbished replacement parts in exchange for parts determined to be defective.

This Limited Warranty covers only the hardware components packaged with the Product. It does not cover technical assistance for hardware or software usage and it does not cover any software products whether or not contained in the Product; any such software is provided "AS IS" unless expressly provided for in any enclosed software Limited Warranty. Please refer to the End User License Agreements included with the Product for your rights and obligations with respect to the software.

Instructions: To obtain warranty service, you must deliver the Product, freight prepaid, in either its original packaging or packaging affording an equal degree of protection to the original Cleer Limited retailer (point of purchase) or Cleer Limited Customer Service. It is your responsibility to backup any data, software or other materials you may have stored or preserved on your unit. It is unlikely that such data, software or other materials will be lost or reformatted during service and Cleer Limited will not be responsible for any such damage or loss. A dated purchase receipt from Cleer Limited or a Cleer Limited retailer is required. For specific instructions on how to obtain warranty service for your product,

Visit the Cleer Limited website: www.cleeraudio.com

Following warranty service your original Product or a replacement Product will be returned to you as your Product was configured when originally purchased.

Repair / Replacement Warranty: This Limited Warranty shall apply to any repair, replacement part or replacement product for the remainder of the original Limited Warranty period or for (90) days, whichever is longer. Any parts or product replaced under this Limited Warranty will become property of Cleer Limited.

This Limited Warranty shall not apply to: (a) consumable parts, such as batteries that are designed to diminish over time, unless failure has occurred due to a defect in materials or workmanship; (b) cosmetic damage, including but not limited to scratches, dents and broken plastic on ports; (c) defects caused by normal wear and tear or otherwise due to the normal aging of the device; (d) damage caused by accident, negligence, abuse, misuse, fire, earthquakes, acts of God or damage resulting from liquid outside of the approved levels; (e) damage caused by operating the device outside Cleer Limited published guidelines; (f) damage caused by service performed by anyone who is not a representative of Cleer Limited or a Cleer Limited authorized service provider; (g) Products whose seals are tampered; (h) Products whose serial

FLOW II WARRANTY

numbers have been removed or defaced from such Product: (i) modifications, alterations or repairs to the Product made by a party other than Cleer Limited or a party authorized by Cleer Limited; (ii) any failure by End User or a third party to comply with environmental and storage requirements for the Product specified by Cleer Limited, including, without limitation, temperature or humidity ranges; or (k) use of the Product in combination with any third-party devices or products that have not been provided or recommended by Cleer Limited.

LIMITATION ON DAMAGES: CLEER LIMITED SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY ON THIS PRODUCT.

DURATION OF IMPLIED WARRANTIES: EXCEPT TO THE EXTENT PROHIBITED BY APPLICABLE LAW, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ON THIS PRODUCT IS LIMITED TO THE DURATION OF THIS WARRANTY.

DISCLAIMER: THE LIMITED WARRANTY SET FORTH HEREIN IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES OR CONDITIONS RELATING TO THE PRODUCT, WHETHER EXPRESS OR IMPLIED, AND CLEER LIMITED EXPRESSLY DISCLAIMS ALL OTHER WARRANTIES AND CONDITIONS WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, AND ANY WARRANTIES ARISING OUT OF COURSE OF DEALING OR USAGE OF TRADE AND AGAINST HIDDEN DEFECTS, TO THE FULLEST EXTENT PERMITTED BY LAW. CLEER LIMITED DOES NOT WARRANT THAT THE PRODUCT WILL MEET CUSTOMER'S REQUIREMENTS OR THAT USE OF THE PRODUCT WILL BE UNINTERRUPTED OR ERROR FREE. NO ADVICE OR INFORMATION, WHETHER ORAL OR WRITTEN, OBTAINED FROM CLEER LIMITED OR ELSEWHERE WILL CREATE ANY WARRANTY NOT EXPRESSLY STATED IN THIS WARRANTY.

FLOW II NOTICE

Recycling

Your product is designed and manufactured with high quality materials and components, which can be recycled and reused. When you see the crossed out wheel bin symbol attached to a product, it means the product is covered by the European Directive 2002/96 EC:

Never dispose of your product with other household waste. Please inform yourself about the local rules on the separate collection of electrical and electronic products. The correct disposal of your old product helps prevent potentially negative consequences on the environment and human health. Your product contains batteries covered by the European Directive 2006/66/EC, which cannot be disposed of with normal household waste.

The device complies with RF specifications when the device used at 0mm from your body. Hereby, Cleer Limited. Declares that the product compliance with essential requirements and other relevant provisions of Directive 2014/53/EU.

Compliance with FCC rules

1. 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.

1. 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.

Radiation Exposure Statement

This equipment complies with FCC radiation exposure requirement.

The device can be used in portable exposure condition without RF restriction.

FLOW II NOTICE

Register your product and get support at www.cleeraudio.com

©2019 Cleer Limited. All rights reserved.

Google is a trademark of Google LLC.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Cleer Limited is under license. Other trademarks and trade names are those of their respective owners.

Qualcomm aptX is a product of Qualcomm Technologies International, Ltd. Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries, used with permission. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries, used with permission.

Made in China.

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Qualcomm ^* aptX HD

LDAC

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