Sony today decided to give the recently launched WH series headphones the name of the "Walkman" that has made us feel like a slap in the face. The full name of the Walkman NWZ-WH505 headphones is equipped with a wireless headset, a three-in-one speaker or MP3 player, built-in 16GB storage, built-in battery for a full charge for more than 20 hours of battery life, of course, this The headset also features Sony's charging technology, which can be used for more than one hour in three minutes of charging.
The built-in 40mm dome drive unit provides a deep bass dive capability with a frequency range of 5-25,000Hz. In addition, this headset has a variety of modes, including dynamic, enhanced bass, clear and stable mid-high tones to highlight the human voice. In addition, Sony xLoud and VPT technologies are used in speaker mode to create an "immersive" audition experience.
Also released today is the NWZ-WH303. The built-in storage is only 4GB, 30mm drive unit and 30-20,000Hz frequency range, with black and white, and WH505 only black version. Sony officially did not disclose the price and release date of the two headphones.
V Steel Tube Ground Screw
Material : Q 235 carbon steel
Ground Screw Pile diameter : 48 mm, 68 mm, 76 mm, 89 mm, 114 mm, according to clients' request
Thickness of pile : 2.75 mm, 3.00 mm, 3.75 mm, 4.00 mm
Flange diameter, 200 mm ,thickness :8 mm ,or according to clients' request .
Surface treatment : High dip galvanized , According to DIN EN ISO 1461-1999, thickness of coating zinc : more than 80 micron.
Production Chart : Cutting pipe length according to design , forming the pipe according to the design , welding nut , flange , blade and assemble , acid pickling and hot dip galvanized treatment , QC and packing , shipments .
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