KEF Mu3 User Manual

KEF Mu3 User Manual

Noise cancelling true wireless earphones design by ross lovegrove
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User Manual
Mu3
Noise Cancelling True Wireless Earphones
Design by Ross Lovegrove

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Table of Contents
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Summary of Contents for KEF Mu3

  • Page 1 User Manual Noise Cancelling True Wireless Earphones Design by Ross Lovegrove...
  • Page 2 In the Box Contents vary by region.
  • Page 3: Earphones Overview

    Earphones Overview Charging case USB-C LEFT RIGHT multi function key multi function key...
  • Page 4: Get Started

    Get Started Charging your earphones and charging case 1. Remove earphones and insulation sheet (First time use) 2. Place earphones back into charging case 3. Connect charging case to a power source using the USB-C charging cable USB-C Charging case USB-C USB-A Selecting suitable ear tips for optimum fit A tight, secure fit will provide the best sound quality and noise-cancelling 1. Test which ear tip provides you with the best sound and wearing comfort 2. 4 sizes provided – short, small, medium and large...
  • Page 5 Pair earphones with your Bluetooth device 1. Open the lid 2. Remove earphones. When L & R earphones are paired to each other, the blinking white LED will change to solid white 3. Search “KEF Mu3” on your device. When pairing, earphone LED will start blinking blue 4. When paired, the blinking blue LED will change to solid blue Clear pairing list from earbuds and connect new device. 1. Place the earphones back into charging case 2. Hold “multifunction keys” for both earbuds in charging case till flashes blue and white light alternately 3. Remove earphones. When L & R earphones are paired to each other, the blinking white...
  • Page 6: Mono Mode

    Mono mode One earphone may be used singularly in mono mode. To enable mono mode: 1. Remove one earphone from the charging case 2. After 15 seconds, earphone pairing will stop. Earphone is now in mono mode 3. To reset and use stereo mode with both earphones, place earphone back into charging case...
  • Page 7 Music / Call / Voice control Music Controls LEFT RIGHT Function Multifunction key Multifunction key (Right (Left earphone) earphone or Mono mode) Play/ Pause Short press once Vol + Long press Vol - Long press Next track Short press twice ANC on Ambient Short press once to (Not available in Mono mode) ANC off...
  • Page 8 Music / Call / Voice control Call Controls LEFT RIGHT Function Multifunction key Multifunction key (Right (Left earphone) earphone or Mono mode) Accept/ End call Short press once Reject call Short press twice Accept incoming call (2) and hold Short press once ongoing call (1)/ Switch calls Accept incoming call (2) and end Short press twice ongoing call (1) Mute/ Unmute the mic Short press twice...
  • Page 9: Voice Prompt

    Voice prompt Function Voice prompt Power on "Power on" Power off "Power off" Pairing "Ready to pair" Connected "Connected" Disconnected "Disconnected" Ambient mode "Ambient" ANC mode "ANC" ANC mode off "Off" Battery < 20 mins "Battery low, please charge" Call muted "Microphone off" Call unmuted "Microphone on"...
  • Page 10: Led Indicator Light

    LED Indicator Light Pairing Blinking white Connected Solid white Pairing Blinking blue Connected Solid blue Blinking white Blinking white LED off LED off...
  • Page 11: Specifications

    Specifications Model Product Bluetooth earphones Speaker drivers 8.2mm Frequency range 20 - 20000Hz Sensitivity 104dB/1mW at 1KHz (1KHz 1mW) Impedance 16Ω Max power output 5mW (MAX) Bluetooth Codec SBC, AAC Bluetooth power ≤13dBm Bluetooth range Bluetooth frequency 2.402GHz - 2.48GHz Li-ion rechargeable battery 55mAh (earbud), 500mAh (charging case) Battery play time (Earbud) 9 hrs (BT + ANC on) Battery play time (charging case) 15hrs Fast charging for 5 mins 1 hr battery play time Dimension (H x W x D) 24.5 x 17.5 x 26.3mm (earbud) 33.5 x 62 x 52mm (charging case)

Table of Contents