Try the Bose® 251® environmental speakers.
Bose 251® environmental speakers White Our wall-mount outside speakers allow you to enjoy full, rich stereo sound over a wide outdoor listening area.6 cm W x 20.3 cm H x 14.63 kg) - 2 Speakers Mounting hardware (8 screws and 8 plastic anchors) Self-adhesive rubber feet 4 Knobs 2 Brackets.