Aluminum magnalium alloy made case, prevent from the sunshine, rain and snow. Modern gold curve shape design, Suitable for advanced places use such as airport, hotel, meeting hall etc.

• 高级双面音柱,其外壳是由铝镁合金制成,可抵挡日照雨淋、风沙雪雨,又坚固耐用,具有现代感的弧形设计外观,配以金色使其高档华贵。适合用于机场、宾馆、会议大厅等高级场所。