SX-450

The SX-450 is an advanced matrix controller that support the functions of a programable timer, MP3 Player, Digital Recorder and Audio Matrix. It is very cost-effective The SX-450 is also very user-friendly with its well-designed operation knob, keys and the instrutive LCD. Main features are:

* 8 inputs: 4 audio inputs of CD, MP3, Tuner as well as Emergency input. 1 EMC alarm signal input (6.3 jack). 2 remote-control MIC socket. 1 REC input.

* 10 (max 40) channels outputs available for 4 audio sources of CD MP3, Tuner as well as Emergency Alarm.

* RS232 COM port for computer control if needed.

* Built-in programable MP3 player with 256M flash memory which could be used for sound recording for up to 17 hours.

* Built-in programable Timer for auto-broadcasting.

* All zones alarm, individual zone alarm and adjacent zones alarm.

* All zones paging, individual zone paging and adjacent zones paging.

* Distribute BGM to any specific zone / zones or all zones.

* 2 remote control MIC for remote paging.

* 5 controlled AC power supply outputs

* Automatic or manual operation

* EMC alarm signal input and through connection by 6.3 jack for all zones alarm.

* Optional rack-mount kit

Specifications

Input	4 channels Audio input: 10k ohms, unbalanced. REC: 10kohms, unbalanced.
Output	10 (max 40) channels output: 600 ohms, unbalanced.
Frequency Response	30-20KHZ
THD	<0.1% at 1/3 rated power
Communication port	RS485 speed: 9600dps,  RS232 (D-SUB, 9pins) speed: 19200dps
Program item number	99 items for each day in a week, 7 programs for a week, cycling weekly
MP3 memory	256M
MP3 S/N Ratio	95db
Monitor	Built-in loudspeaker,
Program Cycle Time	One week, 99 tasks for every day in a week
Fire Alarm Signal	One input and one output for Through connection, shor-circuit signal
Controls	Power switch, control keys for 10 built-in zones, parameter setting knob
Indicator	LCD, power LED, channel staus and operational status LEDs
dismension	430x310x88mm
Power consuption	20W
Power requirement	AC 220V 50 /60 HZ
weight	4.8 kg
Working condition	Temperature: -10—55℃   relative humidity: < 95%