Type: Amplified Electret Noise Cancelling
Frequency Response: See Frequency Response Curve on other side
Output Level: Open Circuit, -42 dB (0 dB = 1 Volt/microbar)
Impedance: 100 ohms (Matches all transceivers)
Connector: Available stripped and tinned or configured with 4 pin (DX1)
Cable: Six wire, five conductors, one conductor shielded, coil cord. Can be wired to any 3, 4, 5 or 6 wire system.
Housing: Durable high impact molded Black ABS
Battery: Standard 9 Volt Battery (Not Included)
Current Drain: 1.5 mA average
Size: 100 mm (3 15/16") high x 75.4 mm (3") wide
Weight: 175 grams (6.2 oz.)