Lightweight and compact for easy carrying., Easy to use BOYA BY-WM4 PRO-K2 Two-Person Digital Camera-Mount Wireless Omni Lavalier Microphone System consists of one compact body-pack transmitter , a portable receiver, a Lavalier/lapel microphone, an omnidirectional lavalier microphone, a 3.5mm TRRS audio cable and a 3.5mm TRS audio cable, which provides immediate out-of-the-box operability for anyone, making it ideal for video, podcast, and mobile journalism applications. Support sound monitoring in receiver end. Omnidirectional lavalier mic included is suitable for performers who which to exhibit freedom of movement in their visual recordings. Boya by-WM4 PRO-K2 Dual-Channel Digital Wireless Microphone The bodypack transmitter includes a MIC jack and LINE IN jack. Specifications: RF Modulation: GFSK (Gauss Frequency Shift Keying) Frequency band: 2.4G (2405-2478MHz) Frequency response: 35Hz-14KHz±3dB Signal/Noise: 84dB or more Distortion: 0.05% or less (32ohm, 1 KHz, 65 mW output) FR output level: 3mW Earphone output level: 32hom, 65mW Reception sensitivity: -90dB+/- 3dB / 0dB=1V/Pa, 1KHz Audio input connector: 3.5mm mini jack Operation range: 50m (164 ft)(without obstacle) Power requirement: 2 * AAA battery(not included) Consumption power: Transmitter: 3V/70mA                   Receiver: 3V/70mA Transmitter & Receiver Size: 4.5 * 7 * 3.5cm/ 1.8 * 2.8 * 1.4in Transmitter & Receiver Weight: 47g/ 1.7oz(without battery) Package List: 2 * Transmitter 1 * Receiver 2 * Lapel Microphone 1 * 3.5mm to TRS Audio Output Cable 1 * 3.5mm to TRRS Audio Output Cable 1 * Cold Shoe Mount 1 * Hard Case         Express delivery to Saudi Arabia, Riyadh, Jeddah, Medina, Dammam, Mecca BOYA BY-DM20 Dual-Channel Recording Kit for iOS, Android & Laptop. Sale Designed for videographers on a limited budget and video hobbyists. BOYA BY-V20 USB-C Wireless Microphone,Mini Lapel Mic With, 55% OFF The receiver's input level can be adjusted to accommodate speakers at different volume levels.A 3.5mm TRS cable for connection to a camera or camcorder is included.A 3.5mm TRRS cable for connection to a smartphone or tablet is also included. BOYA WARRANTY: 12 months product warranty and post-sales service, if you don't satified to our product, please contact us Boya Mic Boya 2.4G Wireless Lavalier Microphone Vlog For DSLR Camera Boya Microphone