Explosion-proof speaker speaker speaker price explosion, explosion-proof speaker speaker manufacturers for coal, metallurgy, mining and industry-specific audio products for underground mining sidewalks, parking lots, restrooms, Face and other places. The device receives the HX-6006 mine safety control cable coming from the host through the audio control signal and amplify the audio codec processing, then deputy speaker receives light transmitted through the cable to KYXB-127 type, provided music for the mine workers and security knowledge and education. Thereby improving mine safety awareness, enrich the cultural life of workers. Explosion-proof speaker Zmjt11 advantage of high-power stereo speakers with imported high-fidelity audio amplifier chip designed with a beautiful sound appealing, long life, safe and reliable, is popularize underground mine safety education, enrich the cultural life of the ideal worker. Explosion speaker conditions a) Ambient temperature: 0 ℃ ~ + 40 ℃; b) the average relative humidity: less than 95% (+ 25 ℃); c) Atmospheric pressure: 80kPa ~ 106kPa; d) no significant vibration and shock of the occasion ; e) coal mine methane and coal dust explosive mixture, but no damage to the insulation of the corrosive gas. Explosion speaker technical parameters 1, explosion-proof type: Mine explosion-proof and intrinsically safe 2, proof mark: Exd [ib] I 3, the product name and model type: KYXB-127; KY: Product Type Code: mining equipment; XB : explosion-proof and intrinsically safe speaker; 127: Main parameters: Rated working voltage. a) rated working voltage: AC127V b) power fluctuation rate: 75% ~ 110% c) Rated working current: 590mA d) Rated power: 20W e) Frequency Response: 60Hz ~ 18kHz; f) SNR: 85dB g) cable Interface: FC type h) sound level intensity: 1 kHz input signal, the sound level in the range of 50 m strength of not less than 85dB (A) i) Dimensions: 296 × 282 × 272 (mm) (L × W × H) j) Weight: about 15kg The product has been exported to many countries, the United States, France, Canada, Indonesia, Russia, Vietnam, Australia, South Korea, Iran, was unanimously praised by customers. Due to production batches, depending on the model, the above picture is only for reference, the details can contact our sales staff to carry out specific verification. National unity free Sales Tel: 400-086-0537