Further information for Telecom Behnke 20-9251 - Behnke Junction box 1 LS 1 Mic 8 keys
Junction box to connect 1 speaker, 1 microphone and 8 keys (implement plug on terminals) including key illumination (illuminated buttons for 12 V = required at the junction box).
Dimensions: 120 x 90 x 50 mm.