Onyx (AMC 2510) All electric, customisable two section treatment table. Sphene (AMC 2110) Three-section treatment couch providing easier access to your patient’s head and shoulders. Opal (AMC 2550) All electric, three-section treatment table. Topaz (AMC 2120) This unique, all electric, treatment chair has two independently moving leg rests. All electric couches suitable for massage therapy.