贵州灯光音响的LM-12系列是专为中远场扩声而设计的，它有超强的指向性和惊人的声压级，超远的投射距离，能强有力的把声能量传送到更远的区域。精确的指向性能轻易地控制整个听音区域的声场均匀，有效避免声干扰。简易的安装结构，能方便的组建成阵列或固定安装。     LM-12 ■System:                         Single-amp  enclosure ■Transducers/Power:          LF  (Ferrite):1x 12in- 350w/ 8 ohm                                        HF (Ferrite) : 1x 1in - 50w/ 8 ohm     ■Fre. Response:                 50Hz~18kHz     ■Impedance:                     8 ohm   ■Sensitivity:                      96 dB ■Max. SPL:                        126dB ( 1w 1m) ■Dispersions:                      60˚ x 40˚ ( H x V ) ■Material:                          13-ply 15mm birch wood ■Finish:                             Black texture paint ■Rigging:                           Multiple-suspension points ■Connectors:                      2x  4 pin Neutrik speakon ■Physical dimensions:           37.5 * 76.2 *  39.5 cm ■Shipping carton:                42 * 80.7 * 44 cm ■Net weight:                      25kgs ■Shipping weight:                27 kgs