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lt;p>Get all day comfort with the WH-CH720N and WH-CH520 headphones designed for an authentic listening experience with high-quality sound, including noise-canceling technology for the WH-CH720N SAN DIEGO,</p>
Sony intros WH-CH720N and WH-CH520, its lightest headphones yet
Sony Electronics Announces Two New headphone Models: The WH-CH720N
Sony WH-CH720N Noise Canceling Wireless Headphones
Pricing, specifications and colours of Sony WH-CH520 and WH-CH720N
Press Releases Sony Asia Pacific
Sony WH-CH720N Wireless Headphone
Press Releases Sony Singapore
Sony WH-CH720N Noise Canceling Wireless Headphones
Sony WH-CH720N wireless headphones review - GSMArena.com news
Sony WH-CH720NW Noise Canceling Wireless Bluetooth
Press Releases Sony Asia Pacific
Sony announces new over-ear and on-ear wireless headphones