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One Oppo HA-2SE Portable Headphone Amplifier – High Resolution USB DAC
Item is in extremely good condition (see photos) and will be supplied with original box and accessories.
Technical Details:
Dimensions (W x H x D)2.7 x 5.375 x 0.5 inches, 68 x 137 x 12 mm
Weight6.2 oz, 175 grams
Frequency Response20 Hz – 200 kHz
Audio-in Level1 Vrms
Line-out Level1 Vrms
Recommended Headphone Impedance16 Ohm – 300 Ohm
Maximum Headphone Output Power
(Per Channel)300 mW into 16 Ohm
220 mW into 32 Ohm
30 mW into 300 Ohm
Headphone Amplifier Output Impedance0.5 Ohm
Output Jacks3.5 mm stereo headphone
3.5 mm stereo line-out
Input PortsAnalog: 3.5 mm stereo audio-in
Digital: USB A for iPod / iPhone / iPad; USB micro-B for smartphones with USB OTG feature and computers.
DAC ChipESS Sabre32 Reference ES9028-Q2M
Input FormatStereo PCM, Stereo DSD (DoP v1.1 or native)
PCM Sampling Frequencies44.1 kHz – 384 kHz, 16 / 24 / 32-bit
DSD Sampling Frequencies2.8224 MHz (DSD64), 5.6448 MHz (DSD128), 11.2896 MHz (DSD256, native mode only)
ProfileUSB 2.0, USB Audio 2.0
Included AccessoriesPower Supply Unit (Rapid Charging Charger)
USB A – USB micro-B data and rapid charging cable
USB A – Lightning data cable (for Apple devices)
USB micro-B to micro-B data cable (for Android and other smartphones)
3.5 mm – 3.5 mm stereo audio cable
Silicone rubber band (2 pieces)
User guide and warranty documents
Built-in Battery type3000 mAh lithium polymer rechargeable battery
Battery Operation TimeApprox. 13 hours for analog source via Audio-in; approx. 7 hours for digital sources via USB
Charging TimeApprox. 1 hour 30 minutes
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Category: Sound and Vision:Home Audio and HiFi Separates:Amplifiers and Pre-Amps
Location: solihull, West Midlands