ETS SMI4 4 Channel Interface Box Features
The SMI4 is an ETS 4 channel interface box which is able to connect CCTV monitors with speakers, audio recorders, remote monitoring equipment and video recorders together. The SMI4 features easy cables run termination, RCA standard jacks for easy connection of devices, reverse polarity protected and fused, as well as showing an LED power indicator. The SMI4 interface box includes 4 x pre-amplified SM1 microphones, a SMI4 interface adaptor, and consists of a power supply of 12VDC @ 40mA. The SMI4 is a compact size which is easy to use and install, plus it also comes affordable for most applications which can save time and money for the user.
Features
- Easy cables run terminations: Simplifies installation and reduces setup time.
- Includes standard RCA jacks: Allows for seamless connectivity with tape recorders and other devices.
- Offers LED power indicator: Provides clear visibility of power status for user convenience.
- Reverse polarity protected and fused: Ensures safety and longevity of the device by preventing electrical faults.
ETS SMI4 4 Channel Interface Box Detailed Specifications
| Product Type | 4 Channel Interface Box |
| Microphones Included | 4 x Pre-amplified SM1 Microphones |
| Power Supply | 12VDC @ 40mA |
| Connectivity | RCA Standard Jacks |
| Protection | Reverse Polarity Protection |
| Indicator | LED Power Indicator |
| Size | Compact and Easy to Install |
| Affordability | Cost-effective for various applications |



















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