- Rating: 5
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Key Features
Key Features
- Orientation Type: In Ear
- Connectivity: Bluetooth, Version 5.4
- Battery Life: 35.5 Hours
- Fast Charging: Yes
- Noise Cancellation: Active Noise Cancellation
- Voice Assistant: New Voice AI
- USP: Google Fast Pair, Find My Earbuds, Microsoft Swift Pair
- Warranty: 12 Months Warranty
Specifications
Product Category
Device Type
- Truly Wireless Earbuds
Suitable For
- Entertainment
Form Factor
- In-Ear
Manufacturer Details
Brand
- Nothing
Model Series
- Buds 2a
Model Number
- A10600108
Product Dimensions (Open)
Dimensions In CM (WxDxH)
- 2.03 x 2.43 x 3.25
Product Weight
- 47 g
Dimensions In Inches (WxDxH)
- 0.80 x 0.96 x 1.28
Sound
Frequency Response
- 2900 Hz
Audio Technology
- Spatial Audio
Additional Sound Features
- Audio Codec: AAC, SBC, Dirac, Ultra Bass Technology, Custom EQ, Tuning by Nothing and Dirac
Sensitivity
- Up to 42 dB
Impedance
- 32 Ohm
Noise Cancellation Type
- Active Noise Cancellation
Deep Bass
- Yes
Physical Attributes
Audio Jack
- Not Applicable
Device Control Type
- On-device Controls
Device Controls
- Double Tap: Skip Forward, Answer/Hang up Calls, Triple Tap: Skip Back, Reject Calls, Tap & Hold: Switch between Active Noise Cancellation & Transparency Mode
Driver/Diaphragm Features
- Custom 12.4mm Dynamic
Additional Body Features
- Lightweight & Ergonomic, with a Matte & Glossy Finish, Designed with a Secure Fit
Functions
Compatible Devices
- Tablets | Laptops | Mobile Phones
Compatible OS
- Android OS | iOS
Mic Specifications
No. of Microphones
- 6
Microphone Availability
- Yes
Microphone Features
- Environmental Noise-cancelling Algorithm: Clear Voice Technology, Wind Noise Reduction 2.0
Microphone Placement
- Built-in Mic
Smart Functions
Voice Assistance
- Other Smart Assistant Supported
Additional Smart Features
- Google Fast Pair, Microsoft Swift Pair, Low Lag Mode, With Nothing Phone less than 110 ms under Game Mode, Find My Earbuds
Network Connectivity
Wi-Fi Supported
- No
Bluetooth Supported
- Yes
Bluetooth Profile
- GAVDP, A2DP, AVDTP, AVCTP, AVRCP, RFCOMM, HFP, HSP, SPP, HID
Bluetooth Specifications
- Bluetooth 5.4
Bluetooth Range Up To
- 10 Meters
No. of Active Connections
- 2
Additional Features
Additional Technology Supported
- Ultra Bass Technology
Indicators
- LED Charging Status
Battery Details
Battery Technology
- Lithium-Ion
Battery Type
- Non-Removable
Battery Capacity
- 43 mAh
Standard Battery Life
- Playback: ANC Off: 8 Hours with Buds Only, ANC On: 5 Hours with Buds Only, Talk Time: ANC Off: 4 Hours with Buds Only, ANC On: 3.5 Hours with Buds Only
Charging
Charging Pin Type
- USB Type-C
Fast Charging Capability
- Yes
Battery Charge Time
- Full Charge with Type-C Wire: 10 Min Charge for 2H (Buds Only), 5.5H (with Case), Full Charge with Charging Case: 10 Min Charge for 1.4H (Buds Only), 4H (with Case)
Charging Case
Charging Case Height
- 5.47 cm
Charging Case Depth
- 2.3 cm
Charging Case Battery Life
- Playback: ANC Off: 35.5 Hours with Case, ANC On: 23 Hours with Case, Talk Time: ANC Off: 18.4 Hours with Case, ANC On: 15.6 Hours with Case
Dimensions in CM (W x D x H)
- 5.47 x 2.30 x 5.47
Charging Case Weight
- 0.042 g
Charging Case Battery Capacity
- 460 mAh
Body Finish & Material
- Matte & Glossy Finish
Case Color
- Light Grey
Charging Case Width
- 5.47 cm
Materials & Durability
Resistance Type
- Dust Resistant | Water Resistant
Aesthetics
Brand Color
- Light Grey
Color
- GREY
In The Box
Documents
- 1 x User Guide, 1 x Safety Information & Warranty Information
Main product
- 1 x Earbud U
Accessories
- Charging Case, Ear Tips
Package Includes
- 1 x Earbud U, 1 x Charging Case, 3 x Ear Tips, 1 x User Guide, 1 x Safety Information & Warranty Information
Generic Name
- Earphone/Headphone
Packaged Dimensions
After Sales & Services
Warranty on Main Product
- 12 Months
Warranty Type
- Carry-In
Standard Warranty Includes
- Manufacturing Defects
Standard Warranty Excludes
- Physical Damage
Installation & Demo applicable
- No
Company Contact Information
Customer Support Number
- 18005727662
Customer Support Email
- customersupport@croma.com
Manufacturer/Importer/Marketer Name & Address
- Importer Name & Address: Essentially Nothing Private Limited, 7th Floor, Golf View Corporate Tower, Sector 42, Gurugram, Haryana, Pin Code-122002, India
Country of Manufacture
- China
Country of Brand Origin
- United Kingdom
Croma Service Promise
Customer Support Email
- customersupport@croma.com
Registered Name and Address
- Infiniti Retail Ltd. - Unit No. 701 & 702, 7th Floor, Kaledonia, Sahar Road, Andheri (East); Mumbai - 400069. India
Customer Support Number
- 1800 572 7662
Customer Care Contact Person
- Grievance Officer
Overview
Everyday Sound Clarity
Designed to deliver consistently clear audio, CMF Buds 2a Wireless Earbuds come equipped with a 12.4mm bio-fibre driver that produces deep bass and sharp treble. Hence, whether you're listening to music, watching videos, or taking calls, the sound feels rich, immersive, and detailed throughout the day.
Powerful Noise Cancellation
With up to 42dB of hybrid ANC, these earbuds reduce ambient noise across a 2,900Hz frequency range. So, from commute hums to chatter, distractions stay out while Transparency mode lets in essential sound when needed.
Long Battery Life
Providing up to 8 hours of continuous listening on a single charge and extending to 35.5 hours with the charging case (ANC off), these wireless earbuds keep your music going longer. Plus, a fast 10-minute charge delivers up to 5.5 hours of playback, which is ideal for those on-the-go moments.
Reliable Call Quality
With up to four high-definition microphones and Clear Voice technology, these ANC earbuds ensure your voice is heard with clarity, even in noisy environments. Furthermore, Wind Noise Reduction 2.0 actively cuts out interference caused by breezes or motion, maintaining call quality no matter where you are.
Everyday Durability
Built for daily use, these 2,900Hz earbuds feature a lightweight, ergonomic design that fits snugly for all-day comfort. Plus, rated IP54 for dust and water resistance, they’re ideal for intense workouts, daily commutes, or unexpected weather, so your sound stays uninterrupted.
Compact and Functional Case
Combining matte and glossy finishes, the case design of these CMF earbuds adds a sleek aesthetic while including a lanyard hole for portability. So, whether these earbuds are clipped to a bag or slipped into your pocket, the case makes it easy to carry your sound anywhere.





