Description WDC-903D is transmitted by LoRa protocol. The audio works in the UHF band. The high fidelity circuit design can produce high-quality sound effects. Carrier Frequency Range：521.25MHz-936.85MHz Oscillation：PLL synthesized Max. Deviation：±45KHz Features Specifications Carrier Frequency Range 521.25MHz-936.85MHz Oscillation PLL synthesized Harmonic Radiation <45dBm Bandwidth 134MHz Max. Deviation ±45KHz Input Jack 3-pin XLR jack RF Output Power 15mW Power Supply Li-ion polymer rechargeable battery 3.7V/2900mA Current Consumption 120 mA (Typical) 60mA (Standby) Working Hour 23 Hour(Classical) 48 Hour(Standby) Dimensions (mm) 162(L) x 125(W) x 54(H) Weight 910g
