Nothing CMF Buds 2 Pro - B187 Wireless Earbuds

Colours

• Dark Grey

• Light Grey

• Orange

• Blue

Size & Weight

• Earbuds: 33.1 x 20.2 x 23.8 mm

• Charging Case: 53.4 x 53.4 x 23 mm

• Weight:

  • Earbud: 4.9 g

  • Charging Case: 46 g

  • Total (buds + case): 55.8 g

Sound

• Drivers:

  • 11mm Bass Driver

  • 6mm Micro-Planar Tweeter

• Diaphragm Material:

  • 11mm: PU + PET, titanium-coated

  • 6mm: PET + titanium-coated PET

• Audio Codecs Supported: AAC, SBC, LDAC

• Audio Enhancements:

  • Dirac Opteo™

  • Ultra Bass Technology 2.0

  • Custom EQ

  • Tuning by Nothing and Dirac Opteo™

Noise Cancellation

• Type: Hybrid Active Noise Cancellation

• Noise Reduction: Up to 50 dB

• Frequency Range: Up to 5000 Hz

• Transparency Mode: Supported

• Microphones: 3 per earbud

• Call Noise Reduction: Clear Voice Technology 2.0

• Advanced Features:

  • Smart ANC Algorithm

  • Adaptive ANC

Battery

• Capacity:

  • Earbuds: 60 mAh

  • Charging Case: 460 mAh

• Battery Life (AAC):

  • ANC Off: Up to 11 hours (buds), 43 hours total with case

  • ANC On / Transparency Mode: Up to 6.5 hours (buds), 26 hours total with case

• Battery Life (LDAC):

  • ANC Off: Up to 6.5 hours (buds), 25 hours total with case

  • ANC On / Transparency Mode: Up to 4.3 hours (buds), 16.6 hours total with case

• Fast Charging:

  • ANC Off: 10 min = 3 hrs (buds), up to 7 hrs with case

  • ANC On: 10 min = 1.8 hrs (buds), up to 6 hrs with case

• Charging Times:

  • Full charge (buds + case): ~70 mins (via USB-C)

  • Case charging earbuds: ~60 mins

Connectivity

• Bluetooth Version: 5.4

• Connection Range: Up to 10 meters

• Dual Device Connection: Supported

Compatibility

• Android: Version 6.0 and above

• iOS: Version 13 and above

Water & Dust Resistance

• Earbuds: IP55-certified

Pairing Support

• Google Fast Pair

• Microsoft Swift Pair

Smart Features

• Ear Tip Fit Test

• In-Ear Detection

• LED Charging Status Indicator

• Low Lag Mode (Under 120 ms with Nothing Phone, Game Mode)

• Find My Earbuds Feature

• Customisable Controls via Nothing X App

Touch Controls

• Double Tap:

  • Music: Next track

  • Call: Answer / Hang up

• Triple Tap:

  • Music: Previous track

  • Call: Reject call

• Tap & Hold (1 second):

  • Default: Toggle between ANC and Transparency Mode

• Customisable Actions (per earbud):

  • Voice Assistant

  • ANC / Transparency toggle

  • State switching

  • Play/Pause, Skip tracks, Volume control

Smart Dial

• Status: Disabled by default (can be enabled via Nothing X app)

• Supported Gestures:

  • Rotate

  • Single-click

  • Double-click

  • Triple-click

  • Long-press

• Customisable Functions:

  • Volume control

  • Toggle ANC modes

  • Play/Pause

  • Track control

  • Answer/Reject calls

  • Mute microphone

  • Activate Low Lag Mode

  • Voice Assistant

• Quick Disable/Enable:

  • To Disable: Double-press and hold (with buds out of case, case closed)

  • To Enable: Repeat same action or open case (buds inside)

  • Voice prompt confirmation included

Note: Smart Dial quick-disable feature prevents accidental activation in pockets or bags.