Multicare Surgical Products Corporation is manufacturer of Group Hearing System enables hearing impaired students to study together with students having normal hearing. The System consists of one Teacher’s Mic Amplifier Unit and 8 to 12 Students’ Headphone + Mic Amplifier units. All these are daisy chained such that teacher’s voice together with all students’ voices reaches all students’ headphones.
Teacher’s Unit consists of: Microphone amplifier, Bar graph and power supply
Students’ Units consists of :
Left & Right channel headphone amplifiers, microphones amplifier, Power On-Off switch while Bar graph is optional.
Student can not only adjust the teacher’s voice level but also his/her own voice level independent of teacher’s voice level.
Operating power to all units is supplied from Teacher’s unit. If a student is not present, his/her unit can be switched off.