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Ferrum OOR Fully Balanced Preamp / Headphone amplifier

Ferrum OOR Fully Balanced Preamp / Headphone amplifier

● (Well-Filtered Low-Emission Switching Converters)
● (Linear Stabilizers)
● (Fast Low Drop-Out Regulators)
● (Ultra Linear and Very Fast Amplifier)
● (Full Balanced Entire Signal Path)
● ALPS RK27
● (Full Ananlog Signal Path)

HK$20,000.00
HK$16,000.00
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Description
***Products are sold online and in-store simultaneously. The stock quantity may not be updated in the online system in time. ***
***Our team will contact you for confirmation.***
***Goods in stock will be handled and sent within 1-3 working days. Replenishment takes about 2-4 weeks.***


⬇️ Download ⬇️


OOR will redefine the category of headphone amplifiers. OOR will drive any headphones effortlessly to the max of their potential, while preserving the essence of the music it amplifies. Ultra low distortion, zero fatigue, huge dynamics and unrivaled detail result in ultimate enjoyment. OOR actually makes something that is very difficult to accomplish, seem like the most natural thing on earth. 

  • Gain (dB): balanced -4 dB, + 6dB, +16 dB / single ended -10 dB, 0 dB, 10 dB
  • Operation: Fully balanced, proprietary discrete power amp technology
  • Inputs: XLR, RCA, 2.5 mm DC connector centre positive, proprietary 4-pin DC connector
  • Outputs: Balanced 4-pin XLR, 6.35 mm jack
  • Frequency Response:  20 Hz – 100 kHz 0.1 dB
  • Output Power Single Ended: 400 mW into 300 Ω, 2 W into 60 Ω
  • Output Power Balanced: 1.600 mW into 300 Ω, 8 W into 60 Ω
  • THD + Noise: TBA
  • Input Impedance: 94 kΩ
  • Output Impedance Single Ended: 22 Ω on pre-amp
  • Output Impedance Balanced: 44 Ω on pre-amp
  • Output headphones Impedance: < 0.3 Ω
  • Power Consumption: Idle <15 W
  • Power Adapter: 100/240 V AC to 22-30 V DC
  • Dimension (W x D x H) (In/cm): 8.6 x 8.1 x 2.0 inch / 21.7 x 20.6 x 5 cm
  • Weight (kg/lbs): 1.8 kg / 3.97 LBS








Shipping & Payment

Delivery Options

  • Self pick up at showroom - Unit 1010-1012, Block B, Seaview Estate, 4-6 Watson Road, Fortress Hill, HK
  • Special arrangement of delivery method (Please contact our staff)
  • Ship with other orders
  • S.F. Express - EF Locker Pickup (Freight Collect)
  • S.F. Express - Store Pickup （Delivered within 3-7 working days）
  • S.F. Express - EF Locker Pickup（Delivered within 3-7 working days）
  • S.F. Express - Circle K Store Pickup
  • S.F. - Business Station
  • S.F. Express - 7-11 Store Pickup
  • S.F. Express - Office / Home Delivery （Delivered within 3-7 working days）

Payment Options

  • FPS
  • Octopus
  • In-store Payment
  • Bank Transfer
  • Alipay (HK)
  • WeChat Pay
  • Credit Card
  • Apple Pay
Customer Reviews
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