Boya BY-V4U Four Channel Wireless Microphone System Micro USB pressure-sensitive pen gives you a

pressure-sensitive pen gives you a natural way to sketch

ON-THE-FLY DPI SWITCHING

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The RDF8 card reader is small enough to slip into your pocket or briefcase for superior convenience

Boya BY-V4U Four Channel Wireless Microphone System Micro USB pressure-sensitive pen gives you aBoya BY V4U Four Channel Wireless Microphone System BY V4U4 Channel Mini Wireless Microphone Series BY V4 is a 4 channel portable wireless microphone series that supports up to 4 mics simultaneously. With dual noise cancellation, BY V4 can capture high quality sounds. Additionally, it works with phones and cameras with adaptors that come in the package. Key featuresSupports up to 4 mics recording simultaneously Universal Wireless System BY V4U