Mackie CR3-X BT, Bluetooth Multimedia Monitors, Drivers: 3"" woofer & 0,75"" tweeter, Power: 50 Watt, Frequency range: 80 - 20.000 Hz (-3 dB), MDF cabinet, Audio playback via Bluetooth, Power supply: 100 - 240 V AC, 50/60 Hz, Dimensions (W x H x D): 206 x 140 x 180 mm, Weight: 3.5 kg, Price per pair@+*Connections:*@+@+, 2x 6.3 mm jack line input, 2x RCA input, 3.5 mm mini jack stereo headphone output, Terminal connections for second monitor