10 Channel Wireless Intercom System Sold Individual so you can buy as many as you like.

These are UHF and does not rely on the power point circuit they are RF.

Model: FA810A

Type: Desktop

Size: 21 x 8 x 9.2 cm

Channels: 10

Talk Range : Up to 800m

Colour: Black

Warranty: 1 Year

Function: Walkie Talkie

Application: Indoor Office, Home, Camping, Home to Shed

Material: ABS

Output Power: .1W (Max .5W)

Certification: FCC

PRICE IS EACH

Multiples units needed to talk to each other