C-MARK CT2844A Active Line Array Loudspeaker Introduction C-MARK CT2844A, CT1801A active line array, powered by built-in digital power amplifier, feature high efficiency, best sound, safe protection, incredible compatibility of electromagnetism and open choices of 110VAC&220VAC power supply. Suspension of the line array allows up to 0-12°of curvature adjustment, covering area thus wider. Tight, light and simple installation. Features 1. Plug & play, user-friendly, clear indication, easy manipulating for nonprofessionals. 2. With features tight and light, CT2844A driven by 2pcs 8" and 1pcs 44Ti is suitable for sound project assembly. 3. CT1801A is very powerful with rich and flexible sound driven by 18" woofer. 4. Built-in bi-amplified digital power amplifier features best sound, high efficiency and high reliability. 5. Complete protection from short circuit, over surge current, over heat, over voltage, power limiting, over temperature frees users from worry of malfunction. 6. Suitable for many applications like commercial, company, entertainment, school, army and House of Worship etc. Specification Model CT2844A High frequency power :100W RMS Low frequency power :250W RMS Total power :350W RMS Frequency response :100Hz-20KHz SPL : 98dB Line input sensitivity :0dB Input impedance :22 Ω Net weight :28.6kg Gross weight :29.5kg Net dimension(W*D*H) : (272+178)X363X686 Model CT1801A Low frequency power :900W RMS Total power : 900W RMS Frequency response :40Hz-500Hz SPL : 98dB Line input sensitivity :0dB Input impedance :22 Ω Net weight :52.5kg Gross weight :63.5kg Net dimension(W*D*H) : 540X740X655