SE 2101: Group Hearing System :-


Clear & Noise free sound

Calibrated Bar graph (Teacher’s Unit)
 Rugged metal chassis  Adjustable Mic & Headphone levels
 Individual Power On/Off for Student’s Unit

SE 2101 Group Hearing System

Description :

Group Hearing System from Shree Electronics 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 tudents’ 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.


Specifications :-

Headphone Output (Student’s Unit) 500 mw / 8 Ohms
Headphone Impedance 8 Ohms
Operating Power 230 V +/- 20%, 50 – 60 Hz
Dimensions/Weight- (Teacher’s Unit) 170 x 115 x 65 mm/1.2Kg
Dimensions/Weight- (Student’s Unit) 130 (W) x 115 (D) x 55 mm/0.3Kg (H)