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