Wireless upward firing speaker for surround TOP speaker.
Add 1 pair of ONEmicro MK2 upgrade to 5.1.2 for TRL/TRR speakers.
Add 2 pairs of ONEmicro MK2 upgrade to 5.1.4 for TFL/TFR and TRL/TRR speakers.
2 x ONEmicro-HD or ONEmicro-SUR
By use of a pair ONEmicro-HD, 5.1 kits can support 5.1.2 upgrade :
ONEmini 5.1 kit, Combo 5.1 kit, ONEmedi 5.1 kit, ONEclassic 5.1 kit
By use of 2 pairs ONEmicro-HD, 5.1 kits can support 5.1.4 upgrade :
Combo 5.1 kit, ONEmedi 5.1 kit, ONEclassic 5.1 kit