Conference Discussion System CDS 4000
Central Unit
The CU 4010 Central Unit is a microprocessor based unit designed for the CDS 4000 Conference Discussion System. It is used as the basic control unit, when a fully automatic system is required, or as a power supply, when computer control or external control is required.
Up to ten CU 4010 units can be linked for controlling up to 1000 microphones. The CU 4010 includes an amplifier for conference units with built-in loudspeakers. All 4000 conference units can be connected to the CU 4010 to form a complete Conference Discussion System.
For detailed specifications pleas see (Adobe PDF)

Delegate / Chairman Microphone Unit
The DM/CM 4410 P is a portable microcomputer controlled conference unit with an integrated loudspeaker and an illuminated microphone mounted on a semi goose-neck arm. The loudspeaker is automatically switched off when the microphone is activated.
The DM/CM 4410 P unit offers full compatibility with all of the CDS 4000/ 4100/4200 series of conference units. Chairman can control the delegate microphone functions – pushing ON/OFF button.
For detailed specifications pleas see (Adobe PDF)
Hand Microphone
The HM 4042 is a hand held conference microphone unit provided with a professional 5 pin XLR plug for either a spiral or straight cable. This microphone is especially designed for use with the DIS series of microphone units MU 4040 or MU 604x.
The applications for this microphone are press halls or auditoriums etc. where the persons using the microphones are standing up, or where the microphone has to be hidden when not in use.
For detailed specifications pleas see (Adobe PDF)