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Sony MDR-RF4000K Wireless Hi-Fi Headphone System (100 – 240V)

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Sony MDR-RF4000K Wireless Hi-Fi Headphone System (100 - 240V)

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Availability: In-Stock: ships in 1-2 days

Jack's Price: US$169.99

Retail: US$199.99

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Quick Overview
Sony MDR-RF4000K Wireless Hi-Fi Headphone System which is High quality sound Wireless Stereo Headphones with 2.4GHz digital wireless headphone system and 40mm driver unit for deep bass. Available in Black colors only.
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  • 2.4 GHz digital transmission with high quality sound and less hiss noise
  • Impressive sound reproduction with 40 mm driver unit equipped high quality closed type headphones
  • 2 way transmitter design for convenient storage and battery charging
  • Lightweight headphones with free adjustable headband for long time listening comfort
  • Real-time automatic tuning on headphones for best reception of signal
  • Up to 30 meters reception range
  • 7 hours playback with supplied Ni-MH rechargeable battery
  • Battery Charging Time: Approx. 18 hrs (with fully charged supplied NiMH Battery)
  • Automatic On/Off function on headphones to preserve battery life
  • Volume control function on the headphones
  • Type: Dynamic, Closed
  • Driver Unit: 40mm, Dome type
  • Frequency Response: 12 - 22,000Hz
  • Diaphragm: Long Stroke
  • Magnet: Ferrite
  • Power Source / Battery Type: Rechargeable Ni-MH battery pack (supplied), AA battery x 2 (not supplied)
  • Dimensions (W x H x D): Approx. 246 x 62 x 129mm
  • Weight (Without Cord): Approx. 430g
  • Package included: 100 - 240V AC power adaptor (5.2 V), Rechargeable nickel-metal hydride battery BP-HP550-11 (550 mAh), Connecting cable (stereo mini plug <-> pin plug × 2) 1 m, Unimatch plug adaptor (stereo mini jack <-> stereo phone plug), Stand
  • Availble in Black color only
Name Sony MDR-RF4000K Wireless Hi-Fi Headphone System (100 - 240V)
Warranty 1 Year
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