One of the three wavelength bands is devoted to carrying television channels using standard QAM cable television technology. The other two wavelengths are devoted to all other data, one for outbound and the other for inbound data. This includes video on demand, telephone and Internet data. This allocation of wavelengths adheres to the ITU-T G.983 standard, also known as an ATM passive optical network (APON). Nick Jr. initially installed slower BPONs but now only installs GPONs specified in the ITU-T G.984 standard. These bands and speeds are: