System
823 - 832 MHz
Bluetooth® Low Energy (BLE) frequency range: 2402 - 2480 MHz
Audio frequency response: 20 Hz - 20 kHz (-3 dB) @ 3 dBfs
Audio THD: ≤ -60 dB for 1 kHz @ -3 dBfs input level
Operating temperature: -10 °C - +55 °C (14 °F - 131 °F)
Relative humidity: 5 - 95 % (non-condensing)
EW-D EM (Rack Receiver)
Input voltage: 11 - 13 V ⎓
Input current: ≤ 300 mA
Transmit power (radiated): BLE: max. 10 mW EIRP
Audio output power: 18 dBu max.
Dimensions: 212 x 44 x 189 mm
Weight approx.: 1000 g (without antennas and power supply)
EW-D SK (Bodypack Transmitter)
Input voltage: 2.0 - 4.35 V
Input current: < 300 mA
Power supply: 2 AA batteries 1.5 V (alkali manganese) or BA 70 rechargeable battery pack
Occupied bandwidth: 200 kHz
Transmit power (radiated):Audio link: 10 mW ERP
(Range Y1-3: 12 mW ERP)
BLE: max. 10 mW EIRPDimensions: 63 x 80 x 20 mm (without antenna)
Weight (without batteries): approx. 120 g
Specification
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Sennheiser EW-D Wireless System

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Description
Embrace the power of a digital UHF system, ready for any RF environment. Evolution Wireless Digital raises the bar by providing the highest dynamic range of any wireless system currently on the market, utilizing advanced features that simplify your setup and guarantee the most reliable connection.
Bodypack
Handheld
Re-chargable Battery Packs