KRK V4S4, Active Monitor, Equipped with: 4"" Woofer and 1"" tweeter, Power: 85 Watt (LF 55 Watt, HF 30 Watt), Frequency range: 50 Hz - 24 kHz, Maximum level: 110 dB, Input: XLR /jack combo connector, Auto-standby after 30 minutes, Dimensions (H x W x D): 256 x 166 x 218 mm, Weight: 5.8 kg, Colour: Black/Yellow