Overview The MKE 440 from Sennheiser is a compact stereo shotgun microphone that predominately captures focused stereo sound from within the direction of filming and rejects the majority of off-axis noise from outside the camera focus. The microphone utilizes two mini-shotgun elements that are mounted in a V-shape arrangement, which outperforms mini AB, MS, or XY setups. The microphone offers a stereo, super-cardioid pickup pattern and features a frequency response of 50 Hz to 20 kHz, as well as a maximum sound pressure level of 132 dB. It comes with a 4-pack of 1000mAh Watson AAA NiMH Rechargeable Batteries is a package of 4 AAA size nickel-metal hydride (NiMH) rechargeable batteries. Plus a MZH 440 from Sennheiser is a fur windshield for the MKE 440 stereo shotgun microphone (sold separately). In the box Sennheiser MKE 440 Compact Stereo Shotgun Microphone Limited 2-Year Warranty (4-Pack) Watson AAA NiMH Rechargeable Batteries (1000mAh) Limited 1-Year Warranty Sennheiser MZH 440 Fur Windshield for MKE 440 Stereo Shotgun Microphone Limited 1-Year Warranty