Wireless conversion system Suitable for: dynamic microphone/condenser microphone/musical inst ents and other equipment,0V/48V universal. Automatic frequency binding Automatically connect at startup, with 30 built-inchannels, effectively avoiding signal interference and improving signal quality. Built-in high-performance conversion chip,48KHZ sampling rate, accurately restore every detail of the sound. Ultra-high frequency wireless mission technology Built-in dual antennas, wireless mission distance is 50 meters. Large-capacity lithium battery, longer battery life Fully , can be used for 6-8 hours. Color: Black&gray Material: plastic Package Contents: 1 x receiver 1 x mitter 2 x 6.5mm adapters 1 x Type-C data cable (random colors, don't accept the specified color) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.