Grothe Radio bell complete set with B

17 appealing polyphonic melodies (including 2-/3-tone, Westminster, classical, pan flute, timpani, glockenspiel, dog). User-friendly melody selection and two alternately flashing super-bright white strobe LEDs. Alarm function with DIN emergency tone for special situations. Distance multiplier: any range can be achieved by linking several receiver/transmitter combinations. Transmitter: wireless motion detector, maximum monitoring range 15 m at 108°, optional range 200 m (free field). Range exactly adjustable by exchangeable lenses (accessories), walk test with LED display. 17-fold call differentiation for optimum access control, maximum 20 transmitters can be taught-in. Central call: several receivers can be controlled by one transmitter. Individual call: each receiver can be individually controlled by additional transmitters. Matrix call: combination of central and individual call possible. Receiver/transmitter pre-programmed ex works. Simple programming of additional transmitters at the touch of a button. System easyTIP: visual and audible low-battery indicator for receiver and transmitter batteries. 4-stage slide switch for call signal setting (1-melody/flash, 2-melody only, 3-strobe only, 4-mute).