Bluetooth 5.25" Indoor/Outdoor Weatherproof Patio Speakers (White- pair)-by Sound Appeal Wireless Indoor/Outdoor speaker with long range Bluetooth V3.0 technology 30w High Efficiency Class D amplifier. || Enough power to fill your patio, deck or pool area with great sound. Dimensions: 9.50" x7.25" x 4.00" (one cabinet). || One speaker gets plugged into a 110v outlet , then one wire connects the Master speaker to the slave speaker. Ideal wireless solution for Pool speakers, Patio and Deck speakers, Outdoor Living and Outdoor Home Theater speakers Weatherproof design in beautiful white cabinet