More Information on the Sennheiser Wireless Headphone

• Rechargeable, wireless headphone system with ear-level controls (power, volume, mute, dynamic boost, virtual surround sound) designed for home entertainment to enable users to enjoy music and television to the fullest
• Uses a proprietary transducer technology to transmit digital audio directly to headphones; headphones and transmitter pre-paired from the factory
• Allows for simultaneous connection to two (2) different audio sources (e.g. TV and a stereo hi-fi system) to the transmitter with the ability to toggle between the two using the toggle switch located on the headphones
• Closed, circumaural headphones block out ambient noise while offering excellent digital wireless audio transmission
• The dynamic boost feature allows the user to select two (2) different levels of bass intensity
• Virtual surround sound feature offers two (2) modes that simulate sound generated by external stereo speakers to produce spatial and livelier sound
• Operating time up to 18 hours
• Transmission range of up to 100 m/328 ft
• Supports analog and digital audio outputs and allows toggling between the inputs
• The transmitter supports up to two (2) pairs of headphones simultaneously
• NOTE: complete charging cycle takes 8.5 hours, however, before using headphones for the first time, charge the headphones for at least 16 hours without interruption to optimize the performance of the batteries
• Two-year warranty

TECHNICAL DATA

• Headphones
  – frequency response: 17 – 22,000 Hz
  – max sound pressure level: 114 dB at 1KHz, 3% THD
  – THD <0.5% at 1KHz, 100 dB SPL
  – Weight 310 grams (including batteries)
• Transmitter
  – range up to 100 m or approximately 330 feet
  – carrier frequency 2.4-2.48 GHz