Amazon has opened pre-orders for the Sennheiser CX 350BT Wireless Earphones. There are two color options available: Black and White. If you are interested, you can pre-order with the following links from the online retailer:
The CX 350BT uses Bluetooth 5.0 wireless connection and features a 10-hour battery life with USB-C charging. It also supports AAC, AptX, AptX Low Latency and SBC. According to the product pages, both black and white versions are coming out on Feb. 10, 2020, on Amazon in the U.S. region. Update: You can see how the CX 350BT compare against the CX 150BT here.