Common Power: 2x AA batteries Metering: Battery status LED Device Connection: captive 1/8” / 3.5 mm TRRS jack - CTIA/AHJ wiring standard Dimensions: 45 x 105 x 34 mm Weight (without batteries): 74 g Line input Connector: 2x RCA (unbal.) Left/Right Nominal Input Level: -10 dBV Head Room: 9 dB Input Impedance: 15k Ohms Frequency Response: from 20 Hz to 20 kHz (-3 dB) Headset/Phones Connector: 1/8” TRRS jack (CTIA wiring standard) Supply voltage: >= 2,5 V Microphone gain: Fixed at 27 dB Headphone frequency response: from 20 Hz to 20 kHz (-3 dB) Microphone frequency response: from 50 Hz to 20 kHz (-3 dB) Headphone Level control: numbered thumbwheel Thru out Connector: 1/8” TRS jack Frequency Response: from 20 Hz to 20 kHz (-3 dB) Battery Life 50 hours (Alkaline batteries) Package includes iRig Stream Solo interface 2x 1.5V AA battery iOS and Android Devices Compatible with iPhone, iPad, iPod touch and Android devices with 1/8" / 3.5mm jack standard headset input (onboard or via adaptor) compliant with the CTIA/AHJ wiring standard.