Zebronics BH503 Mono Wireless Headset wurde erstmals am 30. März 2016 veröffentlicht. Diese Version der Zebronics-Kopfhörer unterstützt Bluetooth 2.1.
Zebronics BH503 Mono Wireless Headset vs Panasonic RP-BTS30 Wireless Earphones
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Zebronics BH503 Mono Wireless Headset vs Panasonic RP-HV377 Wired Earphones
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Zebronics BH503 Mono Wireless Headset vs Zebronics ZEB-Happy Wireless Headphones
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