Specs for Bridge:
Open WRT-latest version
ARM
Memory- minimum 32MB Flash
Bluetooth Chip BLE 4.0
USB direct connection
WiFi
2.4GHz is required (if possible 5GHz
Ethernet Port - required for current development - could be debug access
WPS button is not required
Must have a reset pin or button
LEDs
1 indicates power - on while plugged in
1 indicates connectivity / status ( software controllable )
Or combined in one
Custom firmware must be loaded at manufacture
Plugs directly in to US power point.
Product Dimensions: 54mm*91.5mm*28.3 (can afford 5-10mm variance)

Bridge to be UL and FCC certified ready for sale in the US.

We have a custom firmware for current bridge, so the bridge will need to have OpenWRT to be supported by our software team.