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

Account Cart

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

Help Track order

Account Cart

Zerone Bluetooth Headset, K21 Business Headphones Wireless Earphones with Microphone Single Earpiece with Noise Reduction Mic

Product ID: 174331916

Details

Brand
Zerone
Color
Black
Ear Placement
Over Ear
Form Factor
Over Ear
Noise Control
Active Noise

🎧Ergonomic 180° rotating fit

📶Bluetooth 5.0, 10m range

🔋48h talk time, 70d standby

143.76 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered 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 Tunisia.

Secure transaction

Description

🎧 Elevate your calls—power, comfort, and clarity in one sleek headset.

UNMATCHED BATTERY LIFE - Stay connected with 48 hours of talk time and an ultra-long 70-day standby—charge less, do more.
ERGONOMIC ALL DAY COMFORT - Designed for professionals on the move—snug over-ear fit with 180° adjustable earphone head for personalized comfort.
EFFORTLESS ONE KEY CONTROL - Simplify your workflow with a multifunctional key that manages calls, music, and battery status with ease.
CRYSTAL CLEAR NOISE REDUCTION MIC - CVC noise cancellation ensures your voice cuts through any busy environment, perfect for calls on the go.
SEAMLESS BLUETOOTH 5 0 CONNECTIVITY - Experience stable, lag-free calls and music up to 10 meters away with the latest Bluetooth tech.

The Zerone K21 Bluetooth Headset combines cutting-edge Bluetooth 5.0 technology with a powerful 300mAh battery delivering up to 48 hours of talk time and 70 days standby. Its ergonomic over-ear design with a 180° rotating earphone ensures all-day comfort, while CVC noise reduction guarantees crystal-clear calls. Compatible with virtually all Bluetooth devices, this headset is perfect for busy professionals seeking reliable, long-lasting wireless audio with intuitive one-key controls.

Specifications

ASIN	B07C3X82JN
Additional Features	Microphone Included, sports-and-exercise, water-resistant, wireless
Age Range Description	Adult
Antenna Location	Calling, Exercising
Audio Driver Type	Dynamic Driver
Battery Average Life	24 hours
Battery Charge Time	2.5 hours
Best Sellers Rank	#173,578 in Electronics ( See Top 100 in Electronics ) #3,242 in Over-Ear Headphones
Bluetooth Range	10 meters
Bluetooth Version	5
Brand Name	Zerone
Built-In Media	Cable, Replacement Earbud Tip
Cable Features	Without Cable
Color	Black
Compatible Devices	Cellphones, Tablets, Laptops, Desktops
Connectivity Technology	Wireless
Control Method	Touch
Control Type	Touch Control
Controller Type	Integrated
Customer Reviews	3.9 3.9 out of 5 stars (44)
Earpiece Shape	Over-Ear, Hook
Enclosure Material	Acrylonitrile Butadiene Styrene (ABS), Silicone
Frequency Range	20 Hz - 20,000 Hz
Headphone Folding Features	Over Ear
Headphone Jack	USB
Headphones Ear Placement	Over Ear
Manufacturer	Zerone
Model Name	Zeroneko04sgat19
Model Number	Zeroneko04sgat19
Noise Control	Active Noise Cancellation
Number of Items	1
Specific Uses For Product	Business
Style Name	Modern
Theme	Professional and Active Lifestyle
UPC	654936821576
Unit Count	1 Count
Water Resistance Level	Waterproof
Wireless Technology	Bluetooth

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

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

View all Trustpilot 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.

143.76 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered 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 Tunisia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

View all Trustpilot reviews