Why mine which is brand new stopped working and makes a loud hissing/banging noise?

Charge it. It’s just outta power

Does this B4-X works while charging? without any limiter like "for safety reason"

Hello. Sorry B4-X still has the limitation.

Join PRO & Unlock Exclusive Perks!

DOWNLOAD THE APP

WE SOURCE ITEMS FROM

UAE
UK
India
USA
Japan

Customer Services

About Us

Customer Support

Desert Online General Trading LLC

Dubai, United Arab Emirates

Little Bear Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier; Mini Balanced Audio Headphone Amp B4 Upgrade Version

Little Bear Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier; Mini Balanced Audio Headphone Amp B4 Upgrade Version

Product ID: 258006836

Secure Transaction

Details

Brand
Little Bear
Colour
Black
Material
Silicone
Style
Mini Portable
Power source
Battery

⚡Portable Power

🎧Dual-Mono Design

🔊Balanced Output

Description

🎶 Elevate Your Listening Experience with Little Bear!

COMPACT PORTABLE - Take your music anywhere with this lightweight, travel-friendly design.
UNLEASH YOUR SOUND - Experience rich, warm audio with the dual-mono vacuum tube technology.
USER FRIENDLY INTERFACE - Easily adjust your audio settings with intuitive controls.
VERSATILE COMPATIBILITY - Connect seamlessly with a variety of headphones and devices.
BALANCED AUDIO EXCELLENCE - Enjoy superior sound quality with balanced output for an immersive listening experience.

The Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier is a compact audio solution designed for audiophiles on the go. With its dual-mono design and balanced output, it delivers exceptional sound quality, making it compatible with a wide range of headphones and devices. Perfect for those who crave rich, warm audio in a portable package.

Specifications

Material	Gold-plated
Lithium Battery Weight	32.6 Grams
Item Dimensions L x W	4.5"L x 2.7"W
Color	Upgrade Version Black
Includes Rechargeable Battery	Yes
Lithium Battery Voltage	12 Volts
Battery Cell Composition	Lithium
Battery Description	Lithium
Power Source	Battery Powered
Special Features	Portable

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Trustpilot

TrustScore 4.5 | 7,300+ reviews