What can i do this device always reconnect?

Make sure that the device is fully charged.

Does. It connect Redmi 9 prime?

It is business wireless headset which supports all the Bluetooth enabled devices.

Can we insert memory card in it?

There is no provision for inserting memory card in Dudao U7S bluetooth. Even otherwise, this is the worst bluetooth product I have ever come across

Desertcart Logo

Deliver to Slovakia

For best experience Get the App

DOWNLOAD THE APP

WE SOURCE ITEMS FROM

UAE
UK
India
USA
Japan
KOREA

Customer Services

About Us

Customer Support

Description

🎧 Stay connected, stay ahead—power, comfort, and clarity in one sleek earbud.

COMFORT THAT KEEPS UP - Ergonomically designed ear hook and featherlight 10g build for hours of sweatproof, secure wear—perfect for busy professionals on the move.
ALL DAY POWER ZERO DOWNTIME - Charge just 1.5 hours for up to 16 hours of uninterrupted calls—stay connected from dawn to dusk.
READY FOR ANYTHING ANYWHERE - Water-repellent and sweatproof design paired with a sleek modern style—your ultimate companion for work, workouts, and everything in between.
SEAMLESS DUAL DEVICE CONNECTIVITY - Bluetooth 5.0 ensures ultra-stable connection up to 33 feet and lets you switch effortlessly between two devices.
CRYSTAL CLEAR CALLS HANDS FREE CONTROL - Built-in mic with noise isolation and voice assistant support means you never miss a word or a command.

The DUDAO U7S is a cutting-edge mono Bluetooth headset featuring Bluetooth 5.0 for stable connections up to 33 feet, dual-device pairing, and a powerful 90mAh battery delivering up to 16 hours of talk time and 120 days standby. Designed for all-day comfort with a lightweight, sweatproof ear hook, it supports hands-free calls, voice assistant integration, and noise isolation, making it ideal for professionals seeking reliable, stylish, and long-lasting wireless audio.

Specifications

Noise Control	Sound Isolation
Headphones Jack	Bluetooth
Model Name	U7S- Business Single Ear Headset with Long Battery Life
Connectivity Technology	Wireless
Wireless Communication Technology	Bluetooth
Included Components	Cable
Age Range (Description)	Adult
Material	Plastic
Charging Time	1.5 Hours
Recommended Uses For Product	Motorcycling
Compatible Devices	Android Mobiles, iPhone
Control Type	Volume Control
Cable Feature	Without Cable
Item Weight	10 Grams
Water Resistance Level	Water Repellent
Net Quantity	1.00 Count
Style	Modern
Control Method	Voice
Number of Items	1
Battery Life	16 Hours
Audio Driver Type	Dynamic Driver
Bluetooth Range	33 Feet
Bluetooth Version	5.0
Earpiece Shape	ear hook
Special Feature	Sweatproof
Manufacturer	HongKong Company, Guangdong Huitou Industrial Co.,Ltd, 1002a,Business Center, Ginza Plaza, 565-567, HongKong Company, Guangdong Huitou Industrial Co.,Ltd, 1002a,Business Center, Ginza Plaza, 565-567'
Model	U7S-COLORS
Model Year	2023
Product Dimensions	15 x 5 x 12 cm; 10 g
Item model number	U7S-COLORS
Hardware Platform	Smartphone, Tablet
Special Features	Sweatproof
Microphone format	Hands-Free
Batteries Included	Yes
Batteries Required	No
Battery cell composition	Lithium Ion
Cable feature	Without Cable
Maximum Operating Distance	10 Metres
Form Factor	In Ear, In ear
Does it contain liquid?	No
Manufacturer	HongKong Company, Guangdong Huitou Industrial Co.,Ltd, 1002a,Business Center, Ginza Plaza, 565-567
Country of Origin	China
Item Weight	10 g

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.