Wireless chime transmitter [black] F008 10 pieces set

Compatible models: SIS Wireless Chime Receiver (WRC-16, WRC-30) Size: Approximately 5.5x5.5x2.4cm Weight: 0.05kg Transmission area: Approximately 100m *Wireless Chime Receiver 16 (WRC-16), Wireless Chime receiver 30 (WRC-30), sold separately