Telefunken TDP-2, Passive Stereo DI Box, OEP / Carnhill transformer, Switch for pad -15 dB, Switch for ground lift, Solid aluminium construction, WIMA and Nichicon capacitors, Input: 6.3 mm jack (per channel), Outputs: XLR & 6.3 mm jack (Thru) (per channel), Metal film resistors 1% 1/4W, Frequency range: 10 Hz - 40 kHz, ± 2 dB, Input-output impedance: > 100 kOhm, Maximum input level: > 18 dBV, Dimensions (W x H x D): 100 x 50 x 100 mm, Weight: 578 g, Made in the UK