Sony SRS-RF90R Wireless Speaker with Rechargeable Battery

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About Sony SRS-RF90R Wireless Speaker With Rechargeable

Amazon.com The SRS-RF90R wireless speaker is an optional speaker for the SRS-RF90RK. This one-box speaker system provides a fifty-seven millimeter woofer and two, thirty millimeter tweeters. With four watts of output power, this system provides ample sound in a small package. The neodymium magnets in the tweeter provide high magnetic energy per ounce and produce a crisp, clear sound. Meanwhile, the sigma type magnet in the woofer produces deep bass. The built-in Mega Bass system further encourages a solid bass level. This wireless system uses 900MHz RF technology to transmit the music from sound source to speaker. With a 150 foot range, you should not have any problem in using this system properly. The built-in receiver in the SRS-RF90R has three channels to help with interference. The speaker will automatically choose which channel has the best reception, making the listener's job easy. This receiver is compatible with the transmitters on the MDR-RF915RK, the RF815RK and the RF945RK. You have two options for powering this speaker system. For unlimited power supply, use the AC adaptor. Or, use the rechargeable battery system for complete wireless listening. The built-in recharger will charge the batteries in twenty hours. A fully-charged battery will yield 3.5 hours of use. This speaker is portable, lightweight and stylish. Sony has even included a blue illumination color should you choose to highlight the speaker's high-tech look. What's in the Box Sony SRS-RF90R speaker, user's manual and a ninety day warranty. From the Manufacturer Use this Sony Wireless Extra RF Speaker to add to your listening enjoyment from the SRSRF90RK base unit. It also works with Sony's wireless headphone transmitters, the MDRRF915RK and the MDRRF945RK.