diff --git a/src/mame/drivers/esq1.cpp b/src/mame/drivers/esq1.cpp
index 26ae4ad59a3..600341203e9 100644
--- a/src/mame/drivers/esq1.cpp
+++ b/src/mame/drivers/esq1.cpp
@@ -690,6 +690,6 @@ ROM_START( esqm )
 ROM_END
 
 
-CONS( 1986, esq1, 0   , 0, esq1, esq1, esq1_state, 0, "Ensoniq", "ESQ-1", MACHINE_NOT_WORKING )
-CONS( 1986, esqm, esq1, 0, esq1, esq1, esq1_state, 0, "Ensoniq", "ESQ-M", MACHINE_NOT_WORKING )
-CONS( 1988, sq80, 0,    0, sq80, esq1, esq1_state, 0, "Ensoniq", "SQ-80", MACHINE_NOT_WORKING )
+CONS( 1986, esq1, 0   , 0, esq1, esq1, esq1_state, 0, "Ensoniq", "ESQ-1 Digital Wave Synthesizer", MACHINE_NOT_WORKING )
+CONS( 1986, esqm, esq1, 0, esq1, esq1, esq1_state, 0, "Ensoniq", "ESQ-M Digital Wave Synthesizer Module", MACHINE_NOT_WORKING )
+CONS( 1988, sq80, 0,    0, sq80, esq1, esq1_state, 0, "Ensoniq", "SQ-80 Cross Wave Synthesizer", MACHINE_NOT_WORKING )