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- Video Only
- Video With Return Data
- Video With Audio
- Video With Bi-Directional Data/Audio
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- For 2-Wire and 4-Wire Devices
- Use With PBX Switch Point
- Send and Receive RS-485 or RS-422 Data Signals Simultaneously With Voice Signals
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All Product Lines Feature:
Dowding and Mills Calibration and Electronics
Hitchin Hertfordshire SG4 OTA
Fax: 01462 420012 - Telephone: 01462 421234
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