AKG SPR-4 In-Ear Monitor Receiver Beltpack

AKG SPR-4 in-ear monitoring receiver features up to eight hours of operation using only two AA size batteries. AKG SPR-4 comes bundled with AKG IP2 high isolation earphones for exceptional ambient noise rejection. SPR-4 also features combined on/off and volume control for instant control.

SPR4 Body Pack Reciever Features:

• Bodypack receiver with rugged magnesium case
• Combined on/off and volume control for ease of use
• Auto Setup and Environment Scan functions for identifying clean frequencies
• Operates for up to eight hours off two AA size dry batteries, seven hours off optional BP 4000 battery pack with integrated Smart Battery Management system.
• Backlit display and jog control for ease of use
• Received signal strength and battery status metering
• Bottom panel contacts for direct battery charging on optional charger
• Individual mix function

IP2 Headphones Features:

• High-quality, high-comfort earphones
• Excellent, wide-range audio reproduction
• High isolation for ambient-noise rejection
• Inconspicuous finish

• 1 SPR 4 bodypack stereo receiver
• 1 pair IP 2 earphones

SPR4 Body Pack Reciever:

• Carrier frequency range 500 to 530, 570 to 600, 790 to 820, 835 to 865 MHz
• Modulation FM, MPX Stereo
• Audio bandwidth 35 Hz 20 kHz
• THD <0.8% typ.
• Signal/noise ratio >90 dB(A) typ.
• Channel separation >40 dB(A)
• Battery life 6 to 10 hours, volume dependent, 2 AA batteries or BP 4000
• Audio outputs 3.5 mm jack, 150 mW (rms)/16 ohms
• Dimensions 70 x 90 x 25 mm (2.8 x 3.5 x 1 in.)
  Net weight 165 g (5.82 oz.)

IP2 Headphones:

• Sensitivity 121 dB SPL/V
• Frequency range 12 Hz to 23 kHz
• Rated impedance 16 ohms
• Max. input power 25 mW
• Cable 1.15 m/3.8 ft.
• Connector 3.5 mm stereo jack
• Net weight (without cable) 3 g (0.11 oz.)