HIFIMAN TWS450 Wireless True Bluetooth Earphone User Guide
- June 1, 2024
- HIFIMan
Table of Contents
HIFIMAN TWS450 Wireless True Bluetooth Earphone
Specifications
- Earbuds Specifications
- Range: 10m / 33ft
- Music playtime : Up to 5 hours on single charge, case provides an additional 15 hours
- Battery capacity : 35mAh (each earbud)
- Charging time : Approx. 1.5 hours
- Charging Case Specifications
- Battery capacity : 330mAh
- Charging time : Approx. 2 hours
- If the charging case is fully charged, it can recharge the earbuds about 3 times.
Product Usage Instructions
Pairing
Turn On & Pairing: Please fully charge the product before initial use. Earbuds will turn on and enter pairing mode automatically when you open the charging case for the first time.
Pairing: Make sure the distance between the earbuds and your device is less than 1 meter / 3.3 feet during the first connection. The earbuds will automatically connect to the last paired device or enter pairing mode if not connected. In case of abnormal conditions, return the earbuds to the charging case with the lid closed for 10 seconds and then take them out again.
Turn Off: The earbuds will turn off after 10 minutes if no device is connected. When placed in the charging case with the lid closed, they will turn off after being fully charged.
Calls & Music
To answer/end a call, tap on one earbud twice. To reject a call, long press one earbud then release when you hear 2 beeps. To activate voice assistant, long press one earbud then release when you hear 2 beeps.
To control music playback: Play/Pause – Tap on one earbud twice; Previous track – Long press left earbud then release when you hear 2 beeps; Next track – Long press right earbud then release when you hear 2 beeps.
Charging
Charging Your Earbuds and Case: Earbuds will be charged automatically once they are returned to the charging case with the lid closed. The case can be charged using the included Type-C charging cable.
Indicator Power Level Status: High – Being charged; Lights off – Fully charged.
FAQ
- Q: How long does it take to charge the earbuds?
- A: The earbuds take approximately 1.5 hours to charge fully.
- Q: How long does the battery last on a single charge?
- A: The earbuds provide up to 5 hours of music playtime on a single charge, with an additional 15 hours provided by the charging case.
Product Overview
Pairing
- Earbuds will turn on and enter pairing mode automatically when open the charging case for the first time use.
- Make sure the distance of the earbuds and your device is less than 1 meter / 3.3 feet at the first time of connection.
- When turned on, the earbuds will automatically connect to the last connected device if available. If not, the earbuds will enter pairing mode.
- Under any abnormal condition, return the earbuds to the charging case with the lid closed for 10s and the then take our again.
Turn Off
- The earbuds will automatically turn off after 10 minutes if no device is connected.
- When the earbuds are in the charging case and the lid is closed, it will automatically turn off after being fully charged.
Calls & Music
Charging
Charging Your Earbuds and Case
Charging The Earbuds
Charging The Case
Earbuds will be charged automatically once they are returned to the charging case with the lid closed.
When the battery is low, the earbuds have a voice prompt.
Charging The Case
Specifications
Earbuds Specifications
- Range： 10m / 33ft
- Music playtime : Up to 5 hours on a single charge, the case provides an additional 15 hours
- Battery capacity : 35mAh (each earbud)
- Charging time : Approx. 1.5 hours
Charging Case Specifications
- Battery capacity : 330mAh
- Charging time : Approx. 2 hours
If the charging case is fully charged, it can recharge the earbuds about 3 times.
Package Contents
FCC 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.
-
Changes or modifications not expressly approved by the party respon sible for compliance could void the user’s authority to operate the equipment.
FCC Radiation Exposure Statement:
The device has been evaluated to meet the general RF exposure requirements. The device can be used in portable exposure conditions without RF striction.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital, pursuant to Part 15 or 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 the 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 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.
HIFIMAN Limited Warranty
Your product is warranted for a period of one year beginning with the original
date of purchase. The dated sales or delivery receipt is your proof of
purchase. You may be required to provide proof of purchase as a condition of
receiving warranty service so please keep it handy.
If your product is under warranty and malfunctions occur, please contact
HIFIMAN customer service or your authorized dealer. If necessary, and at the
discretion of HIFIMAN, the company will provide a warranty repair or
replacement of your product.
Caution: Do not disassemble or modify the product in any way. Tampering with or modifying your HIFIMAN product will void its warranty.
This Limited Warranty does not apply to:
- Defective or discolored parts if the damages are caused by fluids, dirt, missing keys, broken plastic parts, or improper use.
- Damage caused by misuse with another product.
- Use of the product for other than its normal intended use, including, but not limited to, failure to use the product in accordance with the supplied Owner’s Guide.
- Damage caused by accident, abuse, neglect, or misuse.
- Lack of a valid dated receipt showing proof of purchase.
- Damage caused by repairs or other modifications to the system carried out by anyone other than HIFIMAN or an authorized HIFIMAN distributor or dealer.
- Damage caused by self-repair or if the product was disassembled or modified in any way
HIFIMAN is committed to customer satisfaction. If you have any questions or concerns with your product, simply contact your authorized dealer or HIFIMAN (if purchased from us) and explain the issue in detail. Should a return be required, a return authorization (RMA) number will be issued. Return shipping to HIFIMAN or an authorized service facility will be at the owner’s expense.
The warranty applies to the first purchaser and is not transferable. Should you need warranty service, please contact your authorized HIFIMAN dealer, or email us at customerservice@HIFIMAN.com.
HIFIMAN ELECTRONICS CORPORATION
Address : 2602 Beltagh Ave, Bellmore, NY 11710, USA
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