In-ear Headphones

KH-CRZ90T

New

In-ear Headphones

KENWOOD’s GLASS Core features the world’s first glass diaphragm in true wireless earphones, offering pure, immersive sound and class-leading noise cancellation. With a refined glassy design and newly developed Stay Tuned earpieces, it’s built for comfort and style — Perfect for enjoying music, commuting, and working alike.
    Glass Diaphragm
    True Wireless
    Bluetooth®
    Dedicated Smartphone App.
    Multi Point
    AI Powered Call Noise Reduction
    Liquid silicone rubber earpieces
    L/R Direct Transmission
    Touch & Talk
    Voice assistant compatible
    Low Latency
    Single Ear Use
    Remote and microphone
    Volume Control
    Hybrid Noise Canceling
    Instant Charge
    Water proof

    Key Features

    Key FeaturesWorld’s First Glass Diaphragm in True Wireless Earphones
    Class-Leading Noise Cancellation
    Refined Glass-Inspired Design
    LDAC™ Technology for High-Resolution Wireless Sound
    Newly Designed Adaptive-fit Earpieces for All-Day Comfort
    Instant or Wireless — Versatile Charging

    Features

    FeaturesTrue WirelessYes
    Glass DiaphragmYes
    L/R Direct TransmissionYes
    Touch & TalkYes
    Voice assistant compatibleYes
    Low LatencyYes
    Multi PointYes
    L/R Direct TransmissionYes
    Single Ear UseYes
    Remote and microphoneYes
    Volume ControlYes
    Side Tone SupportedYes
    Hybrid Noise CancelingYes
    AI Powered Call Noise ReductionYes
    Automatic Power ON/OFFYes
    Liquid silicone rubber earpiecesYes
    Instant ChargeYes
    Instant Charge Time10 minutes charging, provides 125 minutes playback (ANC off)
    Ingress Protection Code (earbuds)IP4
    Water proofYes

    Headphones Specs

    Headphones SpecsModelIn-ear
    TypeIn-canal
    Driver unit10 mm
    MagnetNeodymium
    Impedance16 Ω
    Frequency Response20Hz ~ 20kHz
    Sampling Frequency44.1 kHz
    LDAC Frequency Responds20Hz ~ 40kHz
    LDAC Sampling Frequency96 kHz

    Bluetooth Specifications

    Bluetooth SpecificationsBluetooth®Version 6
    ClassClass 1

    Bluetooth Profiles

    Bluetooth ProfilesA2DPYes
    AVRCPYes
    HFPYes

    Supported Audio Format(s)

    Supported Audio Format(s)SBCYes
    AACYes
    LDACYes

    Battery

    BatteryBattery Type HeadphoneLithium-ion Rechargeable Battery
    Headphones battery life17 Hours (AAC+ANC off)
    Headphones battery life13 Hours (AAC+ANC on)
    Charging Case battery life27 Hours (AAC+ANC off)
    Charging Case battery life21 Hours (AAC+ANC on)
    Charging time headphonesApprox. 2 hours, via USB
    Charging time charging caseApprox. 2.5 hours, via USB
    Charging time combinedApprox. 3.5 hours, via USB (headphones + charging case)
    Charging AdapterCharging Adapter not included
    Charging Adapter requirement 2-10W
    Wireless place-and-chargeYes

    App(s)

    App(s)Dedicated Smartphone App.Yes, KENWOOD Headphones
    App Store (Apple)https://apps.apple.com/us/app/kenwood-headphones/id6756486232
    Google Play (Andoid™)https://play.google.com/store/apps/details?id=com.jvckenwood.kenwoodheadphones&hl=nl

    In the Box

    In the BoxEarpiecesYes, S/MS/M/ML/L, 2 pcs each. M-size is preinstalled.
    USB charging cableYes

    Dimensions & Weight

    Dimensions & WeightHeadphone dimension36 (W) x 25 (H) x 21 (D) mm
    Headphone dimension1.42 (W) x 0.98 (H) x 0.83 (D) inch
    Headphone weightApprox. 5.85 grams/pc
    Headphone weightApprox. 0.21 once/pc
    Charging case dimension58 (W) x 31 (H) x 52.5 (D) mm
    Charging case dimension2.28 (W) x 1.22 (H) x 2.07 (D) inch
    Charging case weightApprox. 39.2 grams
    Charging case weightApprox. 1.38 once