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.

Little Bear B4 X | Desertcart Iceland

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

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173431 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Description

🎶 Elevate Your Sound Game with the Little Bear B4-X!

PREMIUM BUILD QUALITY - Crafted with gold-plated sockets and high-end components for superior durability.
VERSATILE CONNECTIVITY - Compatible with both 3.5mm and 2.5mm outputs for all your headphone needs.
PORTABLE HI FI EXPERIENCE - Take your music anywhere with a compact design that fits in your hand.
SMART BATTERY MANAGEMENT - Enjoy uninterrupted listening with built-in battery protection and automatic shut-off.
UNMATCHED SOUND SEPARATION - Experience audio like never before with independent amplification for each channel.

The Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier is a high-performance audio device designed for audiophiles on the go. Featuring independent amplification for enhanced sound separation, a compact design for portability, and compatibility with various headphone outputs, this amplifier ensures a premium listening experience. With its high-quality materials and smart battery management, the B4-X is perfect for those who demand both quality and convenience in their audio gear.

Specifications

ASIN	B07KJ18H75
Battery Cell Composition	Lithium
Battery Description	Lithium
Best Sellers Rank	#384,273 in Electronics ( See Top 100 in Electronics ) #474 in Headphone Amps
Brand Name	Little Bear
Color	Black
Compatible Devices	3.5mm Audio Output Devices
Control Type	Button Control
Customer Reviews	4.0 4.0 out of 5 stars (196)
Fit Type	body-worn
Headphone Folding Features	External/Standalone
Item Dimensions L x W	4.5"L x 2.7"W
Item Weight	245 g
Lithium Battery Voltage	12 volts_of_direct_current
Lithium Battery Weight	32.6 g
Model Name	Little Bear B4-X
Model Number	7545884688
Noise Control	None
Outer Material	Gold-plated
Output Wattage	0.45 watts
Part Number	JMQ413_H
Power Source	Battery Powered
Product Style	Neck-worn
Special Features	Portable
Strap Type	Clip/Lanyard

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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

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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173431 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

View all Trustpilot reviews

Little Bear B4-X

Details

Details

Description

Specifications

Common Questions