DigiTek DWM-004 Lightning Dual Wireless Microphone & Receiver 2.4GHz

Brand Name : ‎DigiTek Product Model : ‎DWM-004 Power : DC5V/ 1A Radio Frequency : 2.4 GHz - 2.44 GHz Receiver : Via Lightning connector (into iPhone/ iPad Lighting Port) Working Current : < 11mA Standby Power Consumpiton : < 55uA Response Frequency : 20Hz- 20KHz Sensitivity : 35 dBm Signal to Noise Ratio : > 75dB Power supply : Built-in 50mAh Li-Poly Battery for up to 4Hours operation. Charging via USB (AC Adapter or Power Bank-not included) Material : Alloy Steel, Plastic Item Weight :‎ 100 g