Sony MDR-IF245RK Wireless Stereo Headphones

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About the Sony MDR-IF245RK

Listen or watch whatever you want, as loud as you like, while keeping it all to yourself. The Sony MDR-IF245RK Wireless Stereo Headphone is a powerful sound, thanks to the 40 mm driver units working in perfect unison with a noise reduction system to provide crystal clear audio. And you're now free to roam within 26' of your TV or sound system without tripping over cords or finding yourself tangled up on some piece of furniture. Self-adjusting headband provides an extremely comfortable listening experience while the included rechargeable battery delivers up to 28 hours of battery life and fast recharge functionality.

Sony MDR-IF245RK Includes

  • Sony MDR-IF245RK Wireless Stereo Headphones
  • Power Adapter (12 V)
  • Connecting Cord
  • Rechargeable Nickel-Metal Hydride Battery BP-HP550-11
  • Sony 90 Day Warranty

Sony MDR-IF245RK Features

  • Cordless Headphones: Enjoy high-fidelity sound, at home, in wireless freedom
  • Long-term comfort: The lightweight, self-adjusting mechanism allows for long-term comfort and ease-of-use
  • Expressive sound: 40 mm drivers deliver deeper bass and audio clarity for a superior home entertainment experience
  • Quality sound: Infrared transmission provides quality indoor, line of sight transmission. (Up to approximately 26 ft)
  • Battery Life: The supplied rechargeable battery delivers approximately 28 hour battery life with fast recharge function

Sony MDR-IF245RK Specifications

Headphones Design Over-the-head, Home-music/movie/games
Headphone Type Open-air, Dynamic
Diaphragm PET
Headband Wide, Self-adjusting
Magnet Neodymium
Power On/Off Manual Power switch turns headphones ON/OFF. RED LED illuminates
Communication Infrared
Audio Modes Mute: Operates when RF signal is weak or not received
Driver Unit 40 mm
Effective Range 33 ft (10 m)
13 ft (4 m) at ±45deg. line-of-sight
Frequency Response 10 - 24,000 Hz
Transmitter Right 2.8 MHz
Left 2.3 MHz (Frequency modulation)
Volume Control Yes (Rotary)
Audio In Analog Phono Input (left/right)
Analog Stereo Input mini jack (x1)
Phono Inputs 1 (Stereo L/R phono plugs)
Battery Charging 16H (to fully charge an empty battery)
Battery is charged by placing MDR on TMR
Battery Life 60H (with fully charged supplied NiMH battery pack)
28H (with AAA type alkaline battery)
Battery Type Rechargeable Ni-MH battery pack (supplied)
AAA x2 (not supplied)
Internal Power Supply Transmitter: Supplied AC adapter (9V)
Power Requirements Rechargeable nickel-metal hydride battery (supplied) or commercially available (size AAA) alkaline batteries
Recharging Time 24 hours
Cord Length 39.37" (1m) Stereo connecting cable
Dimensions Transmitter: 5.5x2.37x4.5" (13.97x6.01x11.43cm)
Weight Headphones: 7.06oz (200.14g) Including supplied battery Transmitter: 1 lbs 5.30 oz (603.27g)
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