Specifications - Wharfedale Pro EZ-USB Operating Manual And User Manual

SPECIFICATIONS

Main Unit
Item Specification
System Type Full range
Frequency Response @ +/- 3dB 60-8kHz
Sensitivity w@m/dB 98
Peak SPL (dB) 22
System Impedance Ω 4
Driver Size (inch/mm) 5/25
Grille Material Steel
Driver Impedance Ω 8
Power Output 70W RMS, 40W Peak Power
THD <0.%
Signal-to-Noise Ratio >80dB
Frequency Response 50Hz~18KHz±3dB
EQ Bass, Mid, Treble ±15dB
Power Supply Battery, External DC, AC Power
Battery Life Approx 8 hours for Full Battery Level
AC Power Supply AC00~240V 50/60Hz
Protection Short Circuit, Thermal Protect
Enclosure Type Vented
Finish Colour Black
Construction Material ABS
Thickness 8 mm
Grille Color Black
Rubber Feet 
Mic in XLR Female
Line in RCA Jack
Input Sensitivity Mic in: -44dBu
Line in: -0dBu
Mic Level Control Infinity to 65dB
Line level Control Infinity to 40dB
Peak LED MIC Peak LED on when input level > 8dB
Line Peak LED on when input level > -38dB
Power/Volume Control Master Volume Control with Off
Infinity to 30dB
Battery Charge Status LEDs Green for full
Yellow for half
Red for low
Red for empty
Battery Empty warning LED Green
Power Supply DC Jack, 2V/6A
IEC Jack, AC00~240V 50/60Hz
Dimension L x H x W (mm) 360 x 468 x 247
Net Weight 2.2kg
Gross Weight 4.0kg
EZGO Professional Portable Amplifier System
USB Module
Item Specification
USB Level Input Infinity to 40dB
Input Sensitivity -0dBu
USB Drive Support MP3 and WMA playback
Supported Sampling Rate: 8KHz, .025KHz, 6KHz,
22.05KHz, 32KHz, 44.KHz, 48KHz
USB to PC Sound card for playback and recording on PC or Mac
Wireless Microphone Transmitter
Item Specification
Receiving Mode Point to point receiving
Frequency Range 702-865 MHz
Bandwidth 24 MHz X 2
Channel Quantity 00 Channel X 2
Image Rejection Ration 45dB normal, 50dB maximum
Signal-to-Noise Ratio ≥95dB (±40kHz frequency deviation, A-weighted)
Total Harmonic Distortion ≤1% (1KHz, ±40K frequency deviation)
Sensitivity 10dBuV (1KHz,±40K frequency deviation, S/N 65 dB)
Audio Output 5.4V (RMS, kHz signal, 40K Hz frequency deviation,
47K load)
Wireless Microphone Receiver
Item Specification
Frequency Range 702-865 MHz
Bandwidth 24 MHz
Oscillation PLL Phase Locked
Frequency Stability ±0.005% 5
Channel Separation 250 KHz
Channel Quantity 00 Channel
Tuning Type FM tuning
Total Harmonic Distortion ≤0.5% @1KHz
Transmitting Output Power 10 mW ( in accordance with radio rules)
Harmonic Radiation ≤-55dBc
Maximum Modulation ±68 KHz
Batteries AA battery X 2
Consuming Current 150mA (Approx)
Dimension Φ53mm X 220mm (Diameter X Height)
Weight 150g (Approx) (without batteries)
Wireless Microphone Transmitter/
Receiver Integrated Parameters
Item Specification
Bandwidth UHF Band
Signal-to-Noise Ratio ≥95dB (A-weighted)
Frequency Response 60 Hz to12 KHz ±3dB
O
Environmental Temperature 5 C ~ 45
Operating Distance 50m (open outdoor places)
O O
C~+45 C
O
C
4