Rl-9908 Dual-Way Intercom System

Brand: RL Working voltage: DC9V/0.5A Input voltage: AC 110-240V Cale length: 160cm Main sound (sub sound): 2W, 100Hz-15KHz Inside microphone: -48db 20Hz-20KHz Outside microphone: -48db 20Hz-16KHz Main box size: 158x87x46(335)mm Deputy box: 91(D)x23(H)mm Package Includes: 1 x Dual-way counter interphone 1 x External speaker 1 x Charger (US/UK/EU/AU, send according to your country) 1 x English User Manual