Details Eight 4-pair, transformer-isolated ports Isolates connection between matrix ports and 4-wire device or 2-way radios Ports individually switch between Normal or Interface mode Item Code BAL-8 Technical Specifications Connectors Output: (8) RJ45 (to interfaces) Input: (8) RJ45 (from Matrix) Indicators: \"Power-on\" LED Audio Isolation: All balanced audio pairs (2 per port connection) are transformer isolated Frequency Response: 100Hz - 15kHz Max Level: +10dBm Environmental Operating Temperature: 0º - 50º C (32º - 125º F) Humidity: 20% to 90%, non-condensing Dimensions 1.75 x 19 x 2in (HxWxD) (89 x 483 x 51mm) Weight 5.0lbs (2.3kg)