Feature: 1. OP AMP MODULE: Dual channel independent operational amplifier module, rated voltage range from ±3 to ±18V, with high conversion efficiency. 2. GOOD COMPATIBILITY: Ideal for audiophile upgrade equipment standard AD827JN AQ SQ NE5532P OPA2604AP OPA2134PA AD712AQ and other amplifiers. 3. GOOD SOUND: The overall sound of this dual operational amplifier module is crisp and clean, transparent and clear, and JFET type amplifier for audio. 4. HIGH PERFORMANCE: The HiFi audio amplifier module has a compact structure, with stable connection and less interference, has strong practicability. 5. FOR AUDIO SYSTEM: The dual channel amp module is widely used in audio systems, suitable for DIY speaker equipment, audio circuit testing, etc. Specification: Item Type: Operational Amplifier Module Model: 49720 Amplifier Type: JFET type for audio Number Of Amplifier Channel: Dual Op Amp Conversion Rate: 18V/us Frequency Width: 6mhz Input Bias Current: 22pa Voltage Input Offset: 1.2mv Supply Current: 1.5mA Output Current: 45mA Rated Voltage: ±3V to ±18V operation Temperature: -40℃ to 85℃ Installation Type: Line In Color: Gold. Package List: 1 x Amplifier Module Note: If it is not a height limit, please do not remove the op amp sockets we provide. If the op amp socket is changed, the op amp and the op amp socket are not in close contact, which will affect the work and even introduce noise.