Heavy-duty All metal construction. can hold up to 30 lbs The wall speaker mount can be adjusted vertically by 90 º and horizontally by 150 º rotation. Easy adjustment of speakers for perfect listening angle Perfect for indoor or outdoor use.30 years service life Can be used on drywall walls, brick walls, Concrete walls and wooden walls This universal speaker wall mount has a stylish look. Compatible with most speaker brands on the market. You can easily install it in minutes.Not compatible with SONOS Era 100 and Era 300. Package includes: speaker Mount, instructions, and all screws for installation Enjoy optimal audio quality anywhere in the room with the Howonder Universal Speaker Wall Mount Howonder provides a 12-month quality guarantee, if the product has quality problems, please contact us US Patented product, all rights reserved. Howonder HD-618 Speaker Wall Mount, Wall Speaker Mount ，All Metal Speaker Wall Mount Bracket for Small Speakers，Swivel & Tilt,Hold up to 30lbs(2Packs,Black)