Out of stock Check availability. Wireless Intercom Hollyland Solidcom M1-4B. Intercom Audio con 4 petacas. 450m double Headset Hollyland Tech Ref: HL-Solidcom M1-4B-DH €4,699.00 Hollyland Solidcom M1-4B. Intercom Audio con 4 petacas. 450m double Headset View