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  • Orientation Type: In Ear
  • Connectivity: Bluetooth, Version 6.0
  • Battery Life: 54 Hours
  • Fast Charging: Yes
  • Noise Cancellation: Active Noise Cancellation
  • Voice Assistant: Google Assistant | Siri | AI Assistant
  • Immersive Spatial Audio, Smart Control, Dual Device Connection
  • Warranty: 12 Months Warranty

Specifications

  • Product Category

    • Device Type

    • Truly Wireless Earbuds

    • Suitable For

    • Entertainment | Travel | Gaming | Sports & Fitness | Office Use

    • Form Factor

    • In-Ear

  • Manufacturer Details

    • Model Series

    • Nord Buds 4 Pro

    • Model Number

    • E518A

  • Product Dimensions (Open)

    • Dimensions In CM (WxDxH)

    • 2 x 1.75 x 3.10

    • Main Unit Weight

    • 8.8 g

    • Product Weight

    • 43 g

    • Dimensions In Inches (WxDxH)

    • 0.79 x 0.69 x 1.22

  • Sound

    • Frequency Response

    • 20 Hz - 40 kHz

    • Audio Technology

    • Spatial Audio | Hi-Res Audio

    • Additional Sound Features

    • 3D Spatial Audio, Game Sound Spatial Audio, Basswave, 5mW Rated Power

      • Sensitivity

      • Driver Sensitivity: 122dB @1mW

      • Impedance

      • 28 Ohm

      • Noise Cancellation Type

      • Active Noise Cancellation

      • Deep Bass

      • Yes

    • Physical Attributes

      • Audio Jack

      • Not Applicable

      • Device Control Type

      • On-device Controls

      • Device Controls

      • Volume Swipe Control, Touch Control, Single Tap: Play or Pause track, Double Tap: Skip to the next song, Triple-tap: Previous track, Super long press: Manual Pairing Mode

      • Driver/Diaphragm Features

      • 12 mm Titanium Coated Dynamic Driver

      • Additional Body Features

      • IP55 Dust & Water Resistance, Fast & Steady Connection, Build for Bass That Hits Deep

    • Functions

      • Compatible Devices

      • Mobile Phones | Tablets | Laptops

      • Compatible OS

      • iOS | Android OS | Windows OS

    • Mic Specifications

      • No. of Microphones

      • 6

      • Microphone Availability

      • Yes

      • Microphone Features

      • Microphone Sensitivity: -38dB, 6 Microphone (3 Mic per Bud), Microphone Layout: Feedforward Mic + Feedback Mic + Talk Mic, Six Mic AI Clear Call Noise Cancellation

      • Microphone Placement

      • Built-in Mic

    • Smart Functions

      • Voice Assistance

      • Google Assistant Supported

      • Additional Smart Features

      • AI Assistant, AI Translate, Google Fast Pair, Microsoft Swift Pair, Volume Swipe Control

    • Network Connectivity

        • Bluetooth Supported

        • Yes

        • Bluetooth Profile

        • Bluetooth Codec: LHDC 5.0/AAC/SBC, Bluetooth Transmission Protocol: BLE/SPP/HFP/A2DP/AVRCP

        • Wi-Fi Specifications

        • Not Applicable

        • Bluetooth Specifications

        • Bluetooth 6.0

        • Bluetooth Range Up To

        • 10 Meters

        • Maximum Pairable Devices

        • 2

      • Additional Features

        • Indicators

        • LED Status Indicator

      • Battery Details

        • Battery Capacity

        • 62 mAh

        • Standard Battery Life

        • 54 Hours (AAC, ANC OFF, 50 Percent volume)

      • Charging

        • Charging Pin Type

        • USB Type-C

        • Fast Charging Capability

        • Yes

        • Battery Charge Time

        • Earbuds: About 60 Minutes, Earbuds + Case: About 90 Minutes

        • Additional Charging Features

        • Earbuds: 0.242Wh, Charging Case: 2.0617Wh

      • Charging Case

        • Charging Case Height

        • 6 cm

        • Charging Case Depth

        • 2.5 cm

        • Dimensions in CM (W x D x H)

        • 4.96 x 2.5 x 6

        • Charging Case Weight

        • 34.2 g

        • Charging Case Battery Capacity

        • 530 mAh

        • Case Color

        • Radiant Gray

        • Charging Case Width

        • 4.96 cm

      • Materials & Durability

        • Resistance Type

        • Water Resistant | Dust Resistant

      • Aesthetics

        • Brand Color

        • Radiant Gray

        • Color

        • GREY

      • In The Box

        • Documents

        • 1 x User Manual | 1 x Safety and Warranty Card

        • Main product

        • 1 x Earbud U

        • Accessories

        • 4 x Ear Tips (S, M, L Pairs: M Pre-Installed) | 1 x Charging Case | 1 x Brand Sticker | 1 x USB-C Charging Cable

        • Package Includes

        • 1 x Earbud, 1 x Charging Case, 4 x Ear Tips (S, M, L Pairs: M Pre-Installed), 1 x USB-C Charging Cable, 1 x Brand Sticker, 1 x User Manual, 1 x Safety and Warranty Card

        • 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

        • Not Applicable

          • Installation & Demo applicable

          • No

        • Certification

          • Additional Certifications

          • TUV Rheinland Certified

        • Company Contact Information

          • Customer Support Number

          • 18005727662

          • Customer Support Email

          • customersupport@croma.com

          • Manufacturer/Importer/Marketer Name & Address

          • Manufacturer Name & Address: BHAGWATI PRODUCTS LIMITED ENTIRE TOWER TEC-1, ENTIRE TOWER TEC-2, ENTIRE TOWER WTC ONE C, TZ-13 A, IT PARK, SECTOR-TECHZONE, GREATER NOIDA, GAUTAMBUDDHA NAGAR, UTTAR PRADESH, INDIA 201308

          • Country of Origin

          • India

          • Country of Brand Origin

          • China

        • 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

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        Overview

        Pro-Level Real-Time Active Noise Cancellation

        Featuring up to 55 dB real-time dynamic pro level real time Active Noise Cancellation, these OnePlus Nord Buds 4 Pro intelligently adapt to your surroundings to silence unwanted external noise. As a result, listening to music, tuning into podcasts, and taking important calls remain serene and distraction-free in any environment.

         

        Powerful Bass and High-Resolution Audio

        Equipped with massive 12 mm titanium-coated dynamic drivers backed by LHDC 5.0 high-definition codec support and Hi-Res Audio Wireless, these earbuds deliver deep bass, clear vocals, and dynamic audio details. Consequently, enjoying high-bitrate tracks, action sequences, and heavy bass beats remains rich and full-bodied.

         

        Immersive Spatial Audio Performance

        Powered by OnePlus 3D Spatial Audio and Game Sound Spatial Audio, these TWS earbuds create a 3D soundscape that simulates multi-dimensional directional sound. Therefore, watching cinematic movies, playing interactive games, and streaming live shows remain highly engaging and realistic.

         

        Six-Mic AI Clear Call Noise Cancellation

        Integrated with a 6-microphone setup (3 mics per earbud) working alongside an advanced AI Clear Call noise cancellation algorithm, these earbuds filter out unwanted ambient traffic and wind noise during voice calls. Thus, hands-free voice calls, outdoor meetings, and online discussions remain crystal-clear and reliable.

         

        Smart Assistive Features and Real-Time AI Translation

        Backed by instant AI Translate capabilities and integrated AI Assistant shortcuts, these smart earbuds offer real-time translation and hands-free voice management directly at your fingertips. Hence, communicating across languages and getting quick help with weather, reminders, or alarms remain fast and convenient.

         

        Ultra-Long Battery Life and Fast Charging

        Powered by a high-capacity battery system that provides up to 54 hours of total playback time with the charging case and fast-charging capabilities, these earbuds eliminate daily battery anxiety. As a result, long travel commutes, work shifts, and extended workout sessions remain uninterrupted.

         

        Fast and Steady Wireless Connectivity

        Equipped with Bluetooth 6.0, Dual-Device Connection, Google Fast Pair, and Microsoft Swift Pair, these earbuds guarantee rapid pairing and stable multi-device synchronization. Consequently, switching audio playback between your laptop and smartphone remains smooth, seamless, and effortless.

         

        Ergonomic Design with Touch and Swipe Controls

        Featuring an ultra-light ergonomic build with an IP55 dust and water resistance rating, these earbuds include intuitive Volume Swipe and Touch Controls for hassle-free operation. Therefore, adjusting volume, managing music playback, and wearing them during intense outdoor activities remain comfortable, durable, and intuitive.

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