• maximum operating range 100 m
• white
• H x W x D transmitter 90 x 65 x 20 mm
• 8 melodies can be sent to HX receiver (call differentiation)
• with LED function lamp
• red LED as warning light when the batteries are weak
• sonic wireless converter for wireless extension of existing door bell systems
• sensor controller from high to low sensibility
• converter batteries not included (2 x 1,5 Volt LR6 / Mignon)
• 256 radio frequencies self learning adjustable
• compatible/expandable with all HX devices

Note: the transmitter may also react to other acoustical effects as barking or loud ambient noise!