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KEF Motion One Bluetooth Earphones overview


Manufacturers Product Description

Iconic design meets exceptional acoustics Two world-renowned brands, Porsche Design, known for iconic design and KEF, acclaimed for exceptional British acoustics, have joined together to deliver an uncompromisingly luxurious Hi-Fi sound space. Bring music with you everywhere, on business trips, in boardrooms and at home. Always accompanied by high-style and high fidelity. High style, small size Precision engineering worthy of the finest wristwatch allows MOTION ONE to provide high fidelity sound within a small in-ear headphone form. Its iconic styling features an aluminium build with a sandblasted anodised titanium finish, contrasted with a black accented silicone neckband clearly marking MOTION ONE out as a member of the esteemed Porsche Design family. Crisp, accurate sound wirelessly KEF's precision engineering with Hi-Fi grade materials, expert tuning and advanced acoustic engineering in Acoustic Directional Enclosures allow MOTION ONE to deliver rich bass, spacious mid-range and crisp high tones for a listening experience far bigger than their size. A powerful antenna optimised for uncompromised music transmission ensures crisp, accurate and natural sound. Bluetooth® Qualcomm® aptX™®®™Connect to MOTION ONE wirelessly from compatible smart devices using Bluetooth® Qualcomm® aptX ™ audio for CD-like quality sound without wires.Wired high resolution soundConnect the cable provided to listen to high resolution sound the way it was meant to be heard. IPX5 water resistance certified Rain, sweat and water sprays are not an issue, with IPX5 water resistance certification.Acoustic Directional Enclosures (ADE) Using vented 8.6mm neodymium drivers placed inside ADEs, MOTION ONE delivers rich bass, spacious mid-range and crisp high tones for a listening experience far better than its size suggests. Tangle free cable management Each earphone has a built-in magnet and when not in use they can be snapped together for easy, tangle free storage. Pivoting earpiece A pivoted outer edge allows the earphone cables to be placed over the ear for additional support. Long wearing comfort An ergonomic shell, angled to fit the ear canal, provides a comfortable fit. Dedicated music and call controls Skip songs, change volume and pick up calls effortlessly with dedicated controls in easy reach. Hi-Fi grade materialsA gold plated plug and OFC 99.99 cable provides better corrosion resistance and improved electrical conductivity for better sound.Ultra-soft silicone eartipsThree different sizes of eartips are included to give you the best combination of in-ear comfort and acoustic seal.Up to 10 hours of playtimeListen to music for up to 10 hours and recharge easily through any USB.

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General Information

Manufacturer Website Address
Brand NameKEF
Product TypeEarset
ManufacturerKEF Audio
Product LineMotion One
Manufacturer Part NumberSP3902GA
Product NameMotion One Bluetooth Earphones
Product ModelMotion One

Technical Information

Sound ModeStereo
Minimum Frequency Response20 Hz
Wireless Operating Distance10 m
Connectivity TechnologyWireless
Wireless TechnologyBluetooth
Impedance16 Ohm
Maximum Frequency Response20 kHz


Package Contents
  • Motion One Bluetooth Earphones
  • 3 x Different Sizes of Eartips
Environmentally FriendlyYes
Environmental CertificationWEEE


Earpiece DesignEarbud
Earpiece TypeBinaural
Driver Size8.60 mm

Physical Characteristics

Form FactorIn-ear
Width156 mm
Depth187 mm
Weight Approximate45 g
Height18 mm
Dimensions18 mm (H): 156 mm (W): 187 mm (D)

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