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Amazon.com: Sony WH-CH720NW Noise Canceling Wireless Bluetooth Headphones - Built-in Microphone - up to 35 Hours Battery Life and Quick Charge - Matte White : Electronics
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Sony Electronics announces two new headphone models: the WH-CH720N over-ear and WH-CH520 on-ear wireless headphones featuring Sony's Digital Sound Equipment Engine | Sony Corporation of America
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