Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: ZVOX SoundBase 670 36”Sound Bar with 3 Built-In Subwoofers, Bluetooth, AccuVoice
Product description: The ZVOX Sound Base 670 produces rich, room-filling home theater sound without all the clutter of a traditional surround sound system. Only 3.5" high, it contains five full range speakers (including three center speakers). But it virtually disappears when placed under your TV. Connection is simple - only one wire! But the sound is fantastic, with super-clear vocals and powerful bass from three built-in powered subwoofers. The ZVOX Phase Cue virtual surround system creates theater-like three-dimensional sound without the need for speakers throughout the room. Want to listen to music? Stream audio from your phone or tablet via aptX Bluetooth wireless connectivity. Having trouble hearing the voices on a show? Push the AccuVoice button on the remote and vocals become crystal clear automatically. Tired of loud commercials?Push the OL (Output Leveling) button on the remote and the ZVOX will tame loud commercials before they annoy you.You can also program the ZVOX system so that it works with your current remote control. A large, easy-to-read display is hidden under the front grille, and disappears when you're not using it. The Sound Base 670 is the perfect home theater system for people who want fantastic sound, great style and innovative features - without the clutter and complexity of conventional surround sound systems.
Product feature: Left, right and center speakers for super-clear voice reproduction and accu voice feature uses hearing aid technology for super-clear dialog reproduction, Beautiful full-range sound from a single cabinet, no separate floor standing subwoofer needed;Bi-amplified design uses electronic contouring for accurate frequency response, Each Sound Base can learn to respond to your preferred remote control;Frequency range: 38 Hz - 20 kHz., Designed to support a TV placed directly on top of the Sound Base, if desired., Optical and coaxial digital audio and analog audio inputs Dimensions: 36 "W x 16 1/2"D x 3 1/2 "H, Audiophile quality sound, Built-in subwoofer, PhaseCue virtual surround sound, aptX Bluetooth wireless audio streaming, AccuVoice vocal enhancement, Works with your current remote control, Output leveling tames loud commercials, Real wood (MDF) cabinet--not plastic, Works well with most TVs up to 75 inches (depending on base design)
Product brand: ZVOX
Target attributes: Use
Answer: attribute: use
value: None
source: None