Monoprice True Wireless Bluetooth 5/IPx6 Earphones w/ Charging Case 2 for $22

Bluetooth 5 +BR +EDR +BLE wireless connection
Supports the SBC and AAC audio codecs
6mm drivers
IPx6 waterproof rating
Includes charging case
20 hours total playtime time
Three ear tip sizes
Up to 6 hours playback time at 50% volume