Push the handle top and it s a desk bell. Pick it up and swing it it s a hand bell. Top quality durable construction and correct intonation make these bells an outstanding value. Each of the metal bells has note name and number clearly marked. 5 tall handles are easy to grasp for all ages. Special design reduces double ringing when used as hand bells. Set includes 20 notes chromatic - low A A# B C C# D D# E F F# G G# and an octive higher A A# B C C# D D# E.