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K91 In-Ear AI Retractable Bluetooth-compatible 6.0 Wireless Earphones LED Display ENC Noise Cancelling Clip-On Headset for Business Sports - Black / Grey - 1
K91 In-Ear AI Retractable Bluetooth-compatible 6.0 Wireless Earphones LED Display ENC Noise Cancelling Clip-On Headset for Business Sports - Black / Grey - 1

K91 In-Ear AI Retractable Bluetooth-compatible 6.0 Wireless Earphones LED Display ENC Noise Cancelling Clip-On Headset for Business Sports - Black / Grey

by TVCMall
$520.00




    Delivered in 10-15 Days.
    more info Orders from overseas warehouse are delivered to our customers within 10-15 working days. We have a dedicated team to keep things moving quickly, and we will keep you updated on your order via SMS or email.
    All-Inclusive Pricing.
    more info The price you see is the price you pay. Price includes any Customs, Insurance and Courier fees. Absolutely no hidden fees. We also take care of customs clearance.
    Hassle-Free returns For 7 Days.
    more info View our Return Policy for more info.

  • 【AI Voice Control】Supports offline bilingual (Chinese/English) voice commands for hands-free operation including play/pause, volume adjustment, call management, and assistant activation without requiring network or apps.

  • 【One-Key Retractable Design】Innovative single-button cable extension and retraction system enhances safety during cycling and driving by allowing quick earphone deployment.

  • 【Ultra-Long 60+ Hour Battery Life】Equipped with 400mAh battery providing up to 60 hours of music playback at maximum volume and 70 hours at 80% volume, with fast charging capability.

  • 【Smart LED Display】Real-time battery status display keeps you informed of power levels, while intelligent vibration alerts ensure you never miss important calls.

  • 【Dual-Mic ENC Noise Cancellation】Advanced dual-microphone Environmental Noise Cancellation technology ensures crystal-clear calls even in noisy environments.

Specifications:

  • Model: K91
  • Bluetooth-compatible Version: V6.0
  • Chip: BT8932H
  • Working Distance: 10m
  • Frequency Response Range: 20-20000 Hz
  • Battery Capacity: 400mAh
  • Music Playback Time: Up to 60 hours (max volume), 70 hours (80% volume)
  • Talk Time: Approximately 40 hours
  • Charging Time: 30 minutes to 80%, 90 minutes full charge
  • Standby Time: 360 days
  • Speaker Diameter: ∅ 8mm × 4mm
  • Speaker Impedance: 32Ω ± 15%
  • Sensitivity: 104 ± 3dB (at 1KHz 1mW)
  • Microphone Sensitivity: -38 ± 1dB (f=1kHz, Pin=1Pa)
  • Signal to Noise Ratio: 63dB (f=1kHz, Pin=1Pa)
  • Earphone Type: Clip-on Lapel Style
  • Cable Length: 32cm
  • Audio Codec: SBC/AAC
  • Working Voltage: 3.2-4.2V
  • Working Current: 4-14mA
  • Charging Voltage: DC 5V
  • Charging Current: 500mA
  • Charging Interface: Type-C
  • Working Frequency: 2.4GHz
  • Output Power: 3mW
  • Output Impedance: 400Ω
  • Low Voltage Protection: 3.1V
  • Shutdown Power Consumption: 5μA

In the box

  • 1 x Clip-on Bluetooth-compatible Earphones
  • 1 x Silicone Earplug
  • 1 x Type-C Charging Cable
  • 1 x English User Manual