The CS-120DU is the basic delegate unit. Under the control of CS-120CU there are 4 types of operation mode. 3 key voting function is available. Voting result can be read on the LCD screen.
There are two lengths of detachable gooseneck microphone and three types of capsules for choices to meet various requirements. ф3.5 mm earphone output and microphone input phone jack are provided.| CS-120DU | |
| Model No | CS-120CH/CS-120DU |
| Output frequency response | 40-16000Hz |
| Earphone load | >16 Ω |
| Earphone volume | 10 mV |
| Earphone output | φ 3.5mm stereo jack |
| Max. power consumption | 1.65W (with 256 x 64LCD)
1W (without 256 x 64 LCD) |
| connection | 7P-DIN dedicated cable with buckle |
| Microphone Type | Uni-directional electret condenser microphone |
| Sensitivity | -46 dBV/Pa |
| Frequency response | 80-18000Hz |
| Input impedance | 2kΩ |
| Directivity 0°/180° | >20 dB(1kHz) |
| Equivalent noise | 25 dBA (SPL) |
| Maximum sound pressure level | 125 dB (THD<3%) |