Specification Rated Input 6 W (100 V line), 3 W (70 V line) Rated Impedance 100 V line: 1.7 kΩ (6 W), 3.3 kΩ (3 W), 10 kΩ (1 W) 70 V line: 1.7 kΩ (3 W), 3.3 kΩ (1.5 W), 10 kΩ (0.5 W) Sensitivity 90 dB (1 W, 1 m) (500 - 5,000 Hz, pink noise) Frequency Response 65 - 18,000 Hz (peak -20 dB) Speaker Component 16 cm (6") cone-type Dimensions for Fixing Hole Mounting hole: φ170±5 mm (φ6.69"±0.2") Ceiling thickness: 5 - 25 mm (0.2" - 0.98") Speaker Mounting Method Spring clamp Finish Baffle: Polypropylene resin, off-white (RAL 9010 or equivalent color) Grille: Surface-treated steel plate net, off-white (RAL 9010 or equivalent color), paint Dimensions φ192 × 73 (D) mm (φ7.56" × 2.87") Weight 500 g (1.1 lb) Accessory Paper pattern …1 Công ty cổ phần VMV Địa chỉ: Số 302 - Đ. Vĩnh Hưng - Hoàng Mai - Hà Nội Điện thoại: 04.36462338 - Fax: 04.36462339 - Email: kinhdoanhthietbiamthanh.vn