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Tectra 3500mAh Battery for Harman Kardon Onyx Studio 4, Onyx Studio 3, Onyx Studio 2, Onyx Studio 1 Wireless Bluetooth Speaker

Brand new replacement battery compatible with Harman/Kardon Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4

Tectra

Numéro d'article: 59356997

Tectra 3500mAh Battery for Harman Kardon Onyx Studio 4, Onyx Studio 3, Onyx Studio 2, Onyx Studio 1 Wireless Bluetooth Speaker

Numéro d'article: 59356997

CAD 41

Price Details

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^{*All items will import from États-Unis}

Disponibilité : En stock

Importé depuis la boutique USA

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Brand new replacement battery compatible with Harman/Kardon Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4

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Produits 100 % originaux

Conformité PCI DSS

Certifié ISO 27001

Ce qui se démarque

Haute capacité

The 3500mAh capacity ensures extended playtime, allowing users to enjoy their Harman Kardon speakers for longer periods without interruption, significantly enhancing audio experiences.

Conception compatible

Custom-fit for various Onyx Studio models, this battery replacement guarantees seamless integration without compromising performance, addressing user needs for easy and efficient installation.

Qualité durable

Crafted with high-quality materials, the Tectra battery offers reliability and longevity, providing consumers with great value and peace of mind, knowing their devices are powered safely.

Détails du produit

Brand new replacement battery for Harman Kardon Onyx Studio series and li11b001f Wireless Bluetooth Speaker.
Premium Lithium-Polymer Battery with 3.7V voltage and 3500mAh capacity, with no memory effect.
CE certified and tested to match OEM products, built with multiple circuit protection and high-quality, fire-resistant construction.
Package includes 1 x Replacement Battery and Install Tools.
Compatible with Harman Kardon Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4, li11b001f.
30 Days Money Back, Two-Years Warranty. Please check device and original battery part number for compatibility before purchase.

Nombre de batteries	1 batteries Lithium Ion requises. (inclus)
Marque	Tectra
Numéro de modèle	HK-OS4
Nom du modèle	HK-OS4
Fabricant	Tectra
Composants inclus	Batterie
Capacité de la batterie	3500 milliamp_hours
Tension	3.7 volts, 7.4 volts
Réutilisabilité	Rechargeable
Modèles de téléphones compatibles	Harman Kardon Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4, li11b001f Wireless Bluetooth Speaker
Nombre d'unités	1 Compte
Battery Weight	50 g
Emplacement de l'antenne	Speaker
Type de cellule de batterie	Lithium-ion
Battery Cell Composition	Lithium-ion
Utilisations recommandées pour le produit	Speaker

Marchandises dangereuses

Pour éviter tout retard dans le processus de dédouanement des marchandises dangereuses, le colis doit être ouvert dans notre entrepôt pour vérifier la gravité des composants dangereux. Please see the list of Dangerous goods here.

À qui est-ce destiné ?

Voyageurs fréquents
Users who travel often will benefit from extended battery life, ensuring music playback on the go without interruptions.
Audio Enthusiasts
Those who appreciate high-quality sound and wish to maintain their speaker's performance will find this reliable replacement valuable.
Réparateurs DIY
Individuals who enjoy repairing their devices will appreciate the easy installation process of this battery replacement.

Utilisateurs occasionnels
Users who rarely use their speakers may not find a battery replacement necessary, as original battery life suffices.

DESCRIPTION DU PRODUIT

Tectra 3500mAh Battery for Harman Kardon Onyx Studio 4, Onyx Studio 3, Onyx Studio 2, Onyx Studio 1 Wireless Bluetooth Speaker

Vous avez une question ? Chattez avec nous

Product Buying Guide

Are you in need of a replacement battery for your Harman Kardon Onyx Studio series wireless Bluetooth speaker? The Tectra 3500mAh Rechargeable Battery is a brand new premium lithium-polymer battery designed to perfectly fit and power your Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4, and li11b001f speakers. With no memory effect and multiple circuit protections, this battery ensures reliable and long-lasting performance. Continue Reading

Questions et réponses des clients

question: What devices are compatible with the Tectra 3500mAh Battery Replacement?

répondre: The Tectra 3500mAh Battery Replacement is specifically designed for Harman Kardon Onyx Studio models 1, 2, 3, and 4. These speakers are known for their high-quality audio output and portability, making them perfect for on-the-go use. If you own any of these models, this battery replacement allows you to restore or enhance the performance of your speaker, ensuring uninterrupted listening during social gatherings or personal enjoyment.
question: How do I install the Tectra 3500mAh Battery Replacement?

répondre: Installing the Tectra 3500mAh Battery Replacement involves opening the back cover of your Harman Kardon Onyx Studio speaker, carefully removing the old battery, and inserting the new one. It's crucial to follow the manufacturer's instructions or watch tutorial videos if you're unsure. Proper installation ensures that your battery operates efficiently, leading to longer playtimes for music, podcasts, or audiobooks without interruptions.
question: How long does the Tectra 3500mAh Battery last on a single charge?

répondre: The Tectra 3500mAh Battery typically lasts for several hours of playback on a full charge. Factors affecting its longevity include the volume level and usage patterns. Optimizing settings, such as keeping the volume at moderate levels, can extend the battery life, making this replacement ideal for events, outdoor activities, or personal leisure without frequent recharging interruptions.
question: Is it safe to use third-party batteries like Tectra?

répondre: Yes, using third-party batteries like the Tectra 3500mAh Battery Replacement is generally safe, provided they meet necessary safety and performance standards. Tectra batteries are designed to match or exceed the specifications of the original battery. This compatibility ensures you maintain similar performance levels, enhancing your user experience while avoiding potential risks associated with lower-quality alternatives.
question: What should I do if my speaker does not turn on after replacing the battery?

répondre: If your Harman Kardon Onyx Studio speaker doesn't turn on after replacing the Tectra battery, first check if the battery is properly connected with correct polarity. Then ensure the battery is charged. If the issue persists, try resetting the speaker following the manufacturer’s guidelines. A successful reset can sometimes restore functionality without needing further troubleshooting.
question: Can I charge the Tectra 3500mAh Battery with my existing charger?

répondre: Absolutely, the Tectra 3500mAh Battery is designed to be charged using the original charger of your Harman Kardon Onyx Studio speaker. Using your existing charger ensures compatibility and optimal charging performance. This convenience means less hassle since you can seamlessly continue using the devices you already own, making it a great choice for users looking for an efficient power solution.
question: How does the Tectra battery compare to the original battery?

répondre: The Tectra 3500mAh Battery Replacement is designed to meet or exceed the performance of the original Harman Kardon battery. It offers similar output power and longevity, ensuring your speaker maintains its robust audio quality. By choosing Tectra, users can often enjoy improved reliability and performance, making it an excellent option for both new listeners and veteran audio enthusiasts.
question: Can I use my speaker while it's charging with the Tectra battery?

répondre: Yes, you can use your Harman Kardon Onyx Studio speaker while it's charging with the Tectra 3500mAh Battery installed. This flexibility allows you to enjoy music or podcasts without interruption, whether at home, at work, or on the go. It's particularly beneficial during extended sessions of use, like parties or work presentations, where continuous audio is desired.
question: Why choose a 3500mAh battery over other capacities?

répondre: The 3500mAh capacity of the Tectra battery strikes a balance between performance and longevity. It offers an extended playtime compared to lower-capacity alternatives, which is crucial for users who want uninterrupted enjoyment. Choosing this capacity ensures that your Harman Kardon Onyx Studio speaker keeps the music playing longer, whether during a long road trip or a weekend gathering.
question: Where can I buy Tectra 3500mAh Battery Replacement for Harman Kardon Onyx Studio models?

répondre: You can purchase the Tectra 3500mAh Battery Replacement for Harman Kardon Onyx Studio models from Ubuy in Canada. Ubuy provides a convenient online shopping platform ensuring secure transactions and efficient service. They often stock a variety of replacement batteries and accessories tailored for your speaker's needs, making it easy for you to find the right product to enhance your audio experience.

Nutritionist's Take

As a nutritionist with extensive experience, I must clarify that the Tectra 3500mAh Battery Replacement is not a nutritional product and does not have any food-related components, ingredients, or health claims. It is an electronic accessory designed to replace the battery of specific Harman Kardon wireless Bluetooth speakers. Therefore, it does not offer any nutritional benefits or drawbacks and is not relevant to dietary needs or health. Consumers should focus on aspects such as battery longevity and performance when considering this product, rather than any implications on health or nutrition. Overall, this product is a practical choice for users seeking to enhance their audio experience with extended battery life.

Tectra 3.7V Editorial Review

The Tectra 3500mAh Rechargeable Battery Replacement for Harman Kardon Onyx Studio 1234 Wireless Bluetooth Speaker has received mixed reviews from customers. Many users have praised the battery’s long-lasting power, noting that it provides much longer playback time than the original battery. Several customers have also mentioned that the battery is easy to install and fits well into the Harman Kardon Onyx Studio 1234. However, some users have reported issues with the battery’s charging ability. Several reviewers have noted that the battery does not charge fully or that it loses power quickly, even with limited use. Some customers have also reported that the battery does not fit snugly into the speaker, which can lead to it falling out during use. Overall, the Tectra 3500mAh Rechargeable Battery Replacement for Harman Kardon Onyx Studio 1234 Wireless Bluetooth Speaker seems to be a viable option for users looking to extend the battery life of their speaker. However, some customers may encounter charging and fitting issues.

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Avantages

Longer playback time than original battery
Easy to install
Provides extended battery life

Les inconvénients

Battery may not fit snugly into the speaker, leading to possible falling out during use

Platform Trust & Buyer Confidence

4.2/5 9250 + reviews

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Mohammad

Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot

Chitra

Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot

kund

Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot

Onesi

Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot

SAO JOHN

Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot

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Informations importantes

Limitations : Pour les produits expédiés à l'international, veuillez noter que toute garantie du fabricant peut ne pas être valide ; les options de service du fabricant peuvent ne pas être disponibles ; les manuels, instructions et avertissements de sécurité des produits peuvent ne pas être dans les langues du pays de destination ; les produits (et les matériaux qui les accompagnent) peuvent ne pas être conçus conformément aux normes, spécifications et exigences d'étiquetage du pays de destination ; et les produits peuvent ne pas être conformes à la tension et aux autres normes électriques du pays de destination (nécessitant l'utilisation d'un adaptateur ou d'un convertisseur le cas échéant). Il incombe au destinataire de s'assurer que le produit peut être importé légalement dans le pays de destination. En cas de commande auprès d'Ubuy ou de ses filiales, le destinataire est l'importateur officiel et doit se conformer à toutes les lois et réglementations du pays de destination.
Tous les produits listés sur Ubuy ne sont pas à vendre, Ubuy étant un moteur de recherche mondial. Les produits sont soumis aux réglementations en matière d'exportation et de commerce.

CAD 41

Commandez maintenant et recevez votre commande aux alentours du Sunday, Août 16

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Caractéristiques et avantages

Premium Lithium-Polymer Battery
Capacity:3500mAh, 5.9Wh
No memory effect
CE certified and tested by manufacturer
Multiple circuit protection

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

Platform Trust & Buyer Confidence

Tectra 3500mAh Battery for Harman Kardon Onyx Studio 4, Onyx Studio 3, Onyx Studio 2, Onyx Studio 1 Wireless Bluetooth Speaker