Hikvision DS-QAC0130G1-4/WHITE

Rated power: 35W Sensitivity(1m,1W):86dB Max SPL:101dB(Rated Power) Frequency Response:75Hz~20kHz(-10dB) Speaker unit:1 × 1.0-inch tweeter and 1 × 4.0-inch woofer Power: Input impedance: 8O/35W;Constant voltage 100V/30W;Constant voltage 70V/30W Color:Black and white optional Protection:IP65 Features secure front fixation with adjustable angles. Supports quick installation with no visible wires or brackets on the back for a clean appearance.