BlastIR Pro receivers are directional and require facing the receiver towards where you will be using the remote. The Blast IR Wireless Pro only works with IR devices. Wireless Distance: 200m (650 ft.), distance may vary due to obstacles, IR Receiver Distance: 7m (30 ft.)Incompatibility : Yamaha HTR 6140, Arris DCX 3520E-M, OSD ATM-7 Speaker Selector.
eBay