KEF Mu3 User Manual

Design by Ross Lovegrove. Sound by KEF.
Renowned for his innovative approach and flowing,
sculptural forms, Ross Lovegrove brings a new
dimension to sound. Through design that embraces both
beauty and technological ingenuity, Lovegrove's ongoing
collaboration with KEF is an exercise in aesthetic and
engineering excellence.

KEF Mu3 Specifications

Audio Specifications

speaker drivers	8.2 mm
frequency range	20 - 20000 Hz
sensitivity	104 dB/1mW at 1 KHz
impedance	16 Ω
max power output	5 mW

Bluetooth Specifications

bluetooth version	5.0
codec	SBC, AAC
bluetooth power	≤13 dBm
bluetooth range	10 m
bluetooth frequency	2.402 GHz - 2.48 GHz

Battery

li-ion rechargeable battery	55 mAh (earbud), 500 mAh (charging case)
battery play time (earbud)	9 hrs (BT + ANC on)
battery play time (charging case)	15 hrs
fast charging for 5 mins	1 hr battery play time

Operating Environment

operating temperature	-10°C to 45°C
power input	DC 5 V 600 mA

Weight and Dimensions

dimension (earbud)	24.5 x 17.5 x 26.3 mm
dimension (charging case)	33.5 x 62 x 52 mm
weight (earbud)	5.8 g
weight (charging case)	46.8 g