Lead length:XLR-jack 2.2m, USB 1.0m
Power supply:5Vdc (USB lead supplied) or 2 x AA batteries (optional)
Capsule:Electret condenser
Chime function:10 DIP switch settings (including off)
Polar pattern:Cardioid
Sensitivity:-46dB (±2dB)
Frequency response:50Hz - 20kHz
Impedance:680 Ohms
Dimensions:445 x 150 x 112mm
Weight:518g (inc. base)
Connection:XLR output, DC5521 jack (power)