The B&C DE 400 TN is a 1" Neodymium driver for the B&C ME 45 horn.
- Nominal width: 25 mm (1 in)
- Impedance: 8 Ohm
- Min. impedance: 7.7 Ohm
- Power rating (AES): 50 W
- Continuous power: 100 W
- sensitivity (1W/1m): 106 dB
- Frequency range: 1.2 - 18 kHz
- voice coil diameter: 44 mm (1.70 in)
- Winding material: aluminium
- Magnetic material: neodymium
- Diameter: 85 mm (3.3 in)
- Weight: 6.7 kg (14.7 lb)