



If true, one of the reasons could be the fact that Windows 10 has aptX codec built in, according to this. It appears to me that CSR Harmony has been discontinued though. Take CSR Harmony as an example, when it is used to connect to a aptX-capable receiver, an aptX logo with text such as "You are now connected to an aptX-enabled headset" will pop up for a while. This type of transmitter usually relies on software codec(s), which are provided its driver / software stack, such as CSR Harmony. The ones that are equipped in laptops are pretty much always of this type. The second type is a general bluetooth transmitter that supports the A2DP profile. And I don't suppose you have ways other than checking its specification to know whether aptX is available. aptX Low-Latency > aptX > SBC) available on both itself and the receiver. Examples are the ones from Creative, such as BT-W2.įor this type of transmitter, you can safely assume that it will automatically use the "best" codec (i.e. The first type is a USB audio class device (i.e. AFAIK there are two types of transmitter for bluetooth audio. First of all, your bluetooth audio receiver (Philips AEA2700) supports decoding aptX.
