For those interested

Note, offer valid through July 21, 2019 or while supplies last.

This unit has a 30′ wireless distance w/ 2x 50mAh Earbud batteries and a 500mAh charging box battery (up to 15 hours of backup charging power)
[LIST][*] Monoprice True Wireless Earphones IPX4 Sweatproof w/ Bluetooth 5.0 & Mic and Portable Charging Case [monoprice.com] (Black)[URL="https://www.monoprice.com/product?c_id=304&cp_id=30405&cs_id=3040506&p_id=30878&seq=1&format=2"]