Ting tsha: it is Tibetan instruments used at the beginning and end of meditation, their pure sound create an opening to the higher dimension & higher self. In Feng shui they are often used to ring in 4 corners of a room to bring in positive energy. 
It comes with 3 different symbols: 
1 with 8 auspicious symbols which represent good fortune & abundant blessings.
2 with mantra Om Mani Padme Hun which is used to transmute or release negative energies even karma. Also, helps release guilt in your life.
3 with dragon which represent power, creativity and passion. Also, represent leadership playing this instrument gives  you determination to go after your goals and pursue your passion and desires.