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Specification
Price
Rs.29,161.00
Rs.29,990.00
Brand
Audio Technica
Sennheiser
Model No
ATH-CKS50TW2
Momentum True Wireless 4
Wired / Wireless
Wireless Headphone Specification
Wireless Headphone Specification
Headphone Type
In Ear
In Ear Canal
Magnet Type
Dynamic
Dynamic
Driver Diameter
9 mm
7 mm
Impedance
20 Ohms
16 Ohms
Sensitivity
110 dB/mW
107 dB SPL
Frequency Response
5Hz - 20KHz
5Hz - 21KHz
Maximum Power Input
10 mW EIRP
10 mW
Wireless / Bluetooth Details
Wireless Technology
Bluetooth
Bluetooth
Bluetooth Version
5.3
5.4
Compatible Profiles
All Bluetooth Devices
All Bluetooth Devices
Supported Codecs
AAC & SBC
SBC, AAC, aptXâ„¢, aptXâ„¢ Adaptive/Lossless, LC3
Battery Type
Lithium-Ion Batteries
Lithium-Ion Batteries
Bluetooth Range
10 Meters
10 Meters
Battery Life
Up To 65 Hours
30 Hours
Charging Time
Headphones - 2.5 Hours - Charging Case - 4 Hours
1.5 Hours
Noise Cancelling
Hybrid Noise Cancellation
Hybrid Adaptive Active Noise Cancelling
Available Colors
Black, Gold
Black, White, Brown, Gold, Silver
Connector Plating
NA
NA
Cable
USB Type-C Charging Cable
USB Type-C Charging Cable
Weight
Headphones - 14.4 GM, Charging Case - 51.5 GM
66.4 GM
Other Features
Compatible with Qi wireless chargers.
Supports Siri® and Google Assistant™.
Highly waterproof and dustproof ( IP55-equivalent** ).
A 5-minute quick charge provides up to 90 minutes of use*.
Compatible with Bluetooth LE Audio and its efficient LC3 codec.
Advanced hybrid noise-cancelling technology for superior noise reduction.
Proprietary 9 mm drivers deliver clear, full-range audio with the punch of enhanced bass.
Multipoint pairing function allows you to stay connected to two Bluetooth devices at once.
Ambience control ( noise-cancelling and hear-through ) can be employed for music playback and calls.
Low latency mode improves synchronicity between audio and video for smooth streaming and gaming.
Soundscape function plays relaxing sounds of nature, a masking noise to help you concentrate, or sounds for meditation.
Customizable multifunction button provides easy control of music playback, volume, calls, voice assistant and ambience functions.
Dual high-performance MEMS (micro-electromechanical systems) mics and beamforming technology ensure crystal-clear call quality.
Hybrid eartip structure combines hard and soft silicone material to provide a secure, comfortable fit with superior sound performance.
Best-in-class battery life with up to 25 hours of continuous playback on a full charge ( and up to 40 additional hours available from the charging case )*.
A-T Connect app gives you additional control: activate low latency mode, select ambience functions and EQ presets, locate misplaced headphones, and more.
Magnetic Switch™ technology: earbuds turn off when joined by built-in magnets, helping to preserve power when you’re out and about without the charging case.
Designed For All-Day Comfort : With a secure fit and extra soft silicone ear tips, you can enjoy long listening sessions.
Adaptive Noise Cancellation : Automatically adjusts noise cancellation to surroundings, providing an immersive listening experience.
Lossless Audio : Guarantees flawless bit-by-bit transmission of audio, maintaining uncompromised sound quality during wireless listening.
Never Slow Down : Enjoy up to 30 hours of uninterrupted listening pleasure and quick charge for an hour's play time in as little as 8 minutes.
Future-Proof Technologies : Step into the future with Auracast™ support and LE Audio* and enjoy the latest codecs with Bluetooth® 5.4 compatibility.
Reclaim Control Of The Sound Around You : Isolate outside noise with optimized adaptive ANC and Anti-Wind Mode, and easily switch to low-noise Transparency Mode for comfortable awareness.
Embrace The Future : Stay ahead with LE Audio & Auracast* that are revolutionizing audio streaming, as well as with smart features like customizable touch control and multipoint connectivity.
Immerse Yourself In Exceptional sound : Sennheiser's TrueResponse transducer system and lossless audio technology deliver best-in-class audio quality for an exceptionally detailed listening experience.
Sennheiser signature sound: Delivers exceptional sound fidelity, ensuring every detail and emotion is heard just as the artist intended thanks to our True Response transducer system which delivers a high-end sound experience with impactful bass and a refined treble response.
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Top Differences

  • Battery Life: 30 Hours vs Up To 65 Hours
  • Noise Cancelling: Hybrid Adaptive Active Noise Cancelling vs Hybrid Noise Cancellation
  • Driver Size: 7 mm vs 9 mm
  • Bluetooth: 5.4 vs 5.3
  • Weight: 66.4 GM vs Headphones - 14.4 GM, Charging Case - 51.5 GM
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