Diamond On T300 True Wireless Earbuds

Rs. 1,699.00 Rs. 3,999.00
Blocks unwanted external noise,Switch to Transparency Mode when you need to hear the world around you. external-facing microphones allow the sounds of your surroundings back in for a natural listening experience.


True wireless noise cancelling Beats Studio Buds are made for music.

Supports spatial audio1

Active Noise Cancelling

Up to 16 hours of listening time2

Compatible with Apple & Android

Up to 25dB
Active Noise Cancellation

91% Less Noise

Active Noise


Deep Bass Master

Sound you can feel

Great Bass and Music

Deep bass master

10mm Drivers

PEK-TPU polymer
composite diaphragm

Space 60TM

SPACE 60TM Tuned to the best possible noise reduction for the use scenario and

the comfort level of the human ear.

ANC Mode

25dB Active Cancellation

Transparency Mode

Here your surrounding in friendly conversation

Power your day

16-Hour Play Time

IPX4 Water Resistance

Game Mode

70ms Super Low Latency

More Modes More Fun

Easy Control

Control music, answer calls directly from the surface of your buds with easy control

What's in the box

  • Earbuds
  • Charging Case
  • Type C Charging Cable
  • User Manual
  • Ear Tips x 3 Pair

Customer Reviews

Based on 59 reviews
Sounds Good and ANC also Good

There is an issue while after using earbud and return back to Box its not Disconnecting. I need to push close the box for 2,3 times otherwise all ok
So pls Check it

Jigar Sagathia
Top-of-the-line earbuds with exceptional sound and build quality.

The Costar Diamond Wireless earbuds are an excellent choice for anyone who values premium sound and build quality. These earbuds are expertly crafted with high-quality materials, delivering a sleek and sturdy design. The sound quality is outstanding, providing crystal-clear audio that is perfect for music enthusiasts. The battery life is impressive, lasting for hours on end. Additionally, these earbuds are water-resistant, making them perfect for workouts or outdoor activities. With a stylish black color and exceptional features, the Costar Diamond Wireless earbuds are an outstanding choice for anyone in search of high-quality earbuds.

Superb sound quality is very smoothly. nice product

Amazing Looking buds. And battry beckup is superb

Urvi Nakum
Very nice product

Amazing colour with good sound quality.Same product as shown in the picture. Bass quality is good.The earbuds are comfortable to wear and have a good fit and the sound quality is impressive for the price unit.

Aman Jaiswal