You can find Dr. Dre Beats Wireless Earphones for less than half price at Amazon.
The model on sale is the Powerbeats3 Wireless Earphone set. It is an older model from late 2016 but still gets good reviews (4.1 out of 5 at Amazon, 7.8 out of 10 from C/Net).
You can get more details or place an order at:
The earphones connectivity features include Apple’s W1 Chip and Class 1 Bluetooth technology.
The earphones are rated 4.1 out of 5 by Amazon customers. Below is a Youtube review from C/Net, which gives the Earphones 7.8 out of 10. You can read a detailed review at: Powerbeats3 Wireless Earphones Review