Features:
	
		Soft eartips
	
		Aluminum chest piece
	
		Non-chill bell and diaphragm ring
	
		Bell side detects low frequency sound
	
		Diaphragm side, detects high frequency sound
	
		Snap on diaphragm ring to secure diaphragm to chest piece
	
		PVC tubing avaliable in black, blue and red