Package Includes:

• (1) Beyerdynamic DT-770-PRO-32 Ohm Studio Headphones for Mobile Use
• (1) Rockville HeadRock Battery Powered Rechargeable Personal Headphone Amplifier Amp

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Authorized Beyerdynamic Dealer!

Features of DT-770-PRO-32:

• Beyerdynamic DT 770 Pro 32 Ohm Dynamic Studio Headphones
• 32 Ohms drivers for mobile applications
• Closed, diffuse-field studio headphone
• "Bass reflex" technology for improved bass response
• Comfortable fit due to rugged, adjustable, soft padded headband construction
• Robust, easy serviceable construction as all parts are replaceable
• Softskin, circumaural ear pads
• Single sided 1.6 m (5.2 ft.) straight cable
• Including drawstring bag
• Gold plated jack plug (3.5 mm) and adapter (6.35 mm)

Details:

• Transducer type . . . . . . . . . . . . . . . . . . . Dynamic
• Operating principle . . . . . . . . . . . . . . . . Closed
• Nominal frequency response . . . . . . . . . 5 - 35,000 Hz
• Nominal impedance. . . . . . . . . . . . . . . . 32 O
• Nominal SPL . . . . . . . . . . . . . . . . . . . . . 96 dB SPL
• Nominal T.H.D . . . . . . . . . . . . . . . . . . . . < 0.2%
• Power handling capacity . . . . . . . . . . . . 100 mW
• Sound coupling to ear . . . . . . . . . . . . . . Circumaural
• Ambient noise isolation
• 32O version . . . . . . . . . . . . . . . . . . . . . approx. 20 dBA
• Nominal headband pressure . . . . . . . . . approx. 3.5 N
• Weight (without cable) . . . . . . . . . . . . . 270 g
• Length and type of cable
• 32 O version . . . . . . . . . . . . . . . . . . . . . 1.6 m / straight cable
• Connection . . . . . . . . . . . . . . . . . . . . . . Gold plated stereo, jack plug (3.5 mm) and , 1/4" adapter (6.35 mm)
• Click Here To View The User Manual (Link Opens In A New Window)

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How to Set Up Your HEADROCK:

Video of HeadRock:

Includes:

• (1) x headphone amp
• (1) x Micro USB cable
• (1) 3.5mm male to male audio jack cable
• Manual and warranty card

Features:

• Rockville HeadRock Battery Powered Rechargeable Personal Headphone Amplifier
• 3.5MM headphone output
• 3.5MM aux input for music player
• Lithium Battery with 800mAh capacity
• Rechargable battery lasts 5-8 hours per charge
• Headphone Amplifier Works with 16 – 300 Ohm Impedance
• Headphone output power: 65mW@16O 89mW@32O 95mW@64O 69mW@120O 29mW@300O
• High/Low gain switch
• Volume control
• 300mv - 2000mv
• Strong aluminum case ensures long life and strong heat dissipation
• Chipset: NE5532
• THD: 0.0001%
• Signal to Noise Ratio: 125dB
• Frequency Response: ±odB (20Hz-20kHz)
• AMP Internal Voltage: 8V / 500mA
• DC power Charging: 5V 1A
• Weight: 0.17 lbs
• Dimension (inches): 3.74” x 2.09” x 0.5” ( L X W X H)

Owner's Manual?