Saiyin Passive Bookshelf Speakers for Home Theater Surround Sound System, Stereo Speaker with Waterproof and Wall-mounting Kit, Needs Amplifier or Receiver to Operate, One Pair

❗❗❗PLEASE NOTE: Passive bookshelf speakers require an amplifier to function properly! Without Bluetooth function and speaker wires are not included!
【Compact Size, Powerful Sound】 Experience room-filling, high-fidelity audio from these surprisingly compact stereo speakers. Measuring just 4.2 x 4.2 x 4.3 inches, they deliver a powerful 15W performance.
【Full-Range Balance with Vocal Clarity】The 3-inch full-range driver combines deep bass with a clear midrange and transparent highs for exceptional vocal clarity.
【Deeper Bass, Minimal Distortion】 The dual bass reflex port design optimizes airflow to unlock deeper, tighter bass from the speakers.
【Effortless Wall-Mounting for Optimal Home Theater】 Create your perfect surround sound system with ease. The included wall-mount brackets allow for 170° of horizontal and vertical adjustment. The shockproof design is integrated into the speaker’s mounting hanger, which effectively minimizes vibrations for stable, distortion-free audio.
【Marine Grade Waterproof for Indoor & Outdoor Use】 To enable the waterproof function of these home audio speakers, the dual bass reflex ports must be sealed using waterproof sealant along with the included bass port bungs. Once sealed, the speakers are perfectly suited for both indoor use and outdoor spaces such as covered patios and gardens.
【What’s in Package】 You will receive one pair of passive speakers (require an amplifier), two wall-mount brackets with all necessary screws, a screwdriver, and four bass port bungs. Everything you need for a simple and quick installation is right in the box.