| Brand | Boya |
| Product Type | Microphone |
| Model | BY-WM4 Pro K3 |
| Basic Information | |
| Microphone Type | 2.4GHz Wireless Microphone |
| Noise/Signal | 82 db |
| Main Specification | |
| Frequency Range | 50Hz-8.5KHz |
| Sensitivity | Built-in Microphone: -39dB±2dB (0dB=1V/Pa@lkHz) |
| Polar pattern | Omnidirectional |
Connector | 2.4GHz Transmission technology Monitoring sound via 3.5mm headphone output |
| Battery | Built-in Li-ion Battery or USB< DC 5V Approx. 6 hours |
| Using the Microphone | |
| Audio recorders | Yes |
| For DSLR | Yes |
| PC | Yes |
| Smartphone | No |
| Warranty | 1 year |
The BOYA BY-WM4 PRO-K3 is a 2.4GHz wireless microphone system, specially designed for Lightning iOS devices, such as iphone, ipad etc. It comes with a body-pack transmitter (TX4 Pro) and a miniature receiver with a Lightning connector (BY-WM4 PRO RXD), one omnidirectional lavalier microphone.