Rolls HA204P 4-Channel Portable Headphone Amplifier

The HA204p is a full frequency response, four channel headphone monitoring device designed for the recording studio or other professional applications. Each output boasts a whopping 20 dB of clean channel gain.

Features:

• Stereo 1/8" and Dual RCA Inputs
• Rotary Volume controls
• AC adapter included
• 15-35k Hz frequency response
• Lots of output level.... it’s loud!
• 9V battery Operated

Specifications:

• Input Impedance: 47k Ohms
• Max Input Level: +13 dBV adapter, +8 dBV Battery
• Input Connectors: TRS Stereo 1/8", Dual RCA
• Outputs: 4 - TRS Stereo 1/8" (3.5mm)
• Output Impedance: 10 Ohms each output
• Max Gain: 20 dB/Channel
• S/N Ratio: >90 dB
• THD: < .008%
• IMD (SMPTE): < .008%
• Nominal Current Draw: 30 Mills Min./ 400 Mills Max.
• Expected Battery Life: 8 Hours Continuos use
• Frequency Response: 15-35K Hz.
• Recommended Headphone Impedance: 16 to 500 Ohms.
• Power: 15 VDC (Rolls Model PS27s)
• Weight: .85 lb
• Size: 4.5" x 1.125" x 4.5"