THIS PACK CONTAINS: Woodbrass KST30 Black Keyboard Stand Woodbrass KBE20 Black Bench Woodbrass HP-500 Headphones Technical specifications of the keyboard stand: Type Double X-shaped keyboard stand Rectangular steel tube frame: 16 x 30 mm Non-slip rubber feet Adjustable height from 62.5 to 96 cm (5 positions) Position 1: 62.5 cm / distance between supports: 78.5 cm Position 2: 73.5 cm / distance between supports: 68 cm Position 3: 83 cm / distance between supports: 56.5 cm Position 4: 90.5 cm / distance between supports: 43 cm Position 5: 96 cm / distance between supports: 30 cm Keyboard support width: 30 cm Width of feet on the ground: 40 cm Maximum load: 30 kg Weight: 3.72 kg Colour: satin black Technical specifications of the keyboard bench: Category: keyboard bench Adjustable height: 44, 47 or 50 cm Seat dimensions: 42 x 30 cm Foam thickness: 2.5 cm Covering: black imitation leather Structure: satin black lacquered steel Feet: with non-slip notched sleeves Dimensions when folded: 59 x 30.5 x 10.5 cm Weight: 3.7 kg Weight supported: 100 kg Technical specifications of the keyboard headset: Transducer type: Dynamic Transducer diameter: 50 mm Ear coupling: Circum-aural Frequency response: 20 Hz-20 kHz Sensitivity: 105 ±3 dB Impedance: 32 Ω Maximum power: 200 mW Adjustable headband with telescopic arms Weight: 252 g including cable (211 g without cable) Connectivity: 3.5 mm stereo mini jack with 6.35 mm jack adapter Cable length: 2.95 m.