Weight	3 kg
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specification	Input Impedance: 10K Ohms unbalanced Max Input Level: +18 dBV Input Connectors: 1/4" TRS stereo , R & L bal. / unbal. 1/4" , RCA , R & L balanced XLR , 6: 1/4" TRS Direct Input jacks Output Connectors: 12: 1/4" TRS Stereo jacks , 6: 1/8" (3.5 mm) TRS Stereo jacks Max Gain: 20 dB/Channel Output Power: 972 mW/side , 1944 mW/Channel ( @ 32 Ohms ) Frequency Response: DC – 30 kHz S/N Ratio: 90 dB THD: <.008% IMD: <.008% Phase Shift (In to Out): 0 deg. Slew Rate: 25 V per microsecond Second Crosstalk: – 65 dB Power: 12 VAC (Rolls Model PS12) Size: 19" x 1.75" x 6.5" (48cm x 4.5cm x 17cm) Weight: 7 lbs (3KG)
features	RA62c Headphone Amplifier Six Channels of clean , quiet headphone/earphone amplification. Individual Direct Inputs to mix separate stereo signal with Main Input signals. 1/4" and 3.5mm Headphone/Earphone Outputs. LED Clip indication. Stereo/Mono operation.

Weight	0.35 kg
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specification	Technical Data Transmission type Wired Headphone design (operating principle) Closed Headphone impedance 400 ohms Headphone frequency response 30 – 20.000 Hz Nominal sound pressure level 94 dB Construction Circumaural (around the ear) Cable & plug Straight connecting cable with mini-jack plug (3.5 mm) & ¼“ adapter (6.35 mm) Net weight without packaging 350 g
features	Closed headphone Legendary , classic design Excellent ambient noise attenuation Capable of handling very high SPL Rugged , easy serviceable construction as all parts are replaceable Single-sided , detachable cable Circumaural ear pads Excellent comfort for long-term wearing Single-Ear version: DT 102

Weight	0.17 kg
features	Closed headphone Good ambient noise attenuation Lightweight , low profile design Single-sided , detachable cable NEW – Limiter (Optional) Powerful neodymium headphone system for excellent reproduction accuracy Balanced sound impression Circumaural ear pads , advanced ear cushion system Adjustable , soft padded headband Service-friendly construction due to exchangeablitity of all parts
specification	Technical Data Transmission type Wired Headphone design (operating principle) Closed Headphone impedance 80 ohms Headphone frequency response 10 – 30.000 Hz Nominal sound pressure level 100 dB SPL Construction Circumaural (around the ear) Cable & plug Coiled connecting cable with mini-jack plug (3.5 mm) & ¼“ adapter (6.35 mm) Net weight without packaging 170 g
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Weight	1 kg
Dimensions	30 × 10 × 10 cm
features	Broadcast Sound Quality 28mm dynamic capsule 18-bit resolution , 8-48kHz sampling Windows and Mac compatible Powered by USB bus Internal capsule shock mounting 3.5mm stereo headphone output with volume control built-in to body Ideal for voice recognition software Designed and manufactured in Australia
specification	Speciﬁcations Acoustic Principle Dynamic Frequency Range 40Hz ~ 14 , 000Hz Active Electronics Analogue signal conditioning + A/D and USB interface Sensitivity -51dBu ±3dB re 1V/Pa @ 1kHz Maximum SPL 115dB (@ 1kHz , 1% THD into 1kΩ load) Power Req. Supplied by USB port Output Connection USB Digital Interface Directional Pattern Cardioid Sensitivity -30dB ±2dB re 1V/Pa @ 1kHz Analogue Output I/F: Headphone audio output. Drives 150mW into 32Ω Output level adjustment. Resolution: 18bits Signal/Noise 78dB SPL (A – weighted per IEC651) Dimensions Length – 215mm Diameter – Ø56mm Net Weight 610g (21.5oz)
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