The Oppo HA-2SE is an elegant and sophisticated portable headphone amplifier with built-in rechargeable battery. It is engineered to enhance music playback from mobile phones and other portable music players by USB and is compatible with the latest iPhone and android devices with the functionality to charge your device whilst on the move. The asynchronous USB DAC input also works with PC and Mac computers to replace the built-in sound card and support high-resolution audio playback with PCM up to 384 kHz 32-bit and DSD up to 12 MHz (DSD256).
The Oppo rechargeable battery can last for about 7 hours using digital inputs and can last about 13 hours using analogue inputs and with it's rapid charging feature can be charged to 70% in about 30 minutes.
Grahams recommend you partner these speakers with:
Please contact us to arrange a demonstration.
|Dimensions (W x H x D)||2.7 x 5.375 x 0.5 inches, 68 x 137 x 12 mm|
|Weight||6.2 oz, 175 grams|
|Frequency Response||20 Hz - 200 kHz|
|Audio-in Level||1 Vrms|
|Line-out Level||1 Vrms|
|Recommended Headphone Impedance||16 Ohm - 300 Ohm|
|Maximum Headphone Output Power||300 mW into 16 Ohm
220 mW into 32 Ohm
30 mW into 300 Ohm
|Headphone Amplifier Output Impedance||0.5 Ohm|
|Output Jacks||3.5 mm stereo headphone
3.5 mm stereo line-out
|Input Ports||Analogue: 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 Chip||ESS Sabre32 Reference ES9028-Q2M|
|Input Format||Stereo PCM, Stereo DSD (DoP v1.1 or native)|
|PCM Sampling Frequencies||44.1 kHz - 384 kHz, 16 / 24 / 32-bit|
|DSD Sampling Frequencies||2.8224 MHz (DSD64), 5.6448 MHz (DSD128),
11.2896 MHz (DSD256, native mode only)
|Profile||USB 2.0, USB Audio 2.0|
|Included Accessories||Power 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 type||3000 mAh lithium polymer rechargeable battery|
|Battery Operation Time||Approx. 13 hours for analogue source via Audio-in;
approx. 7 hours for digital sources via USB
|Charging Time||Approx. 1 hour 30 minutes|
“Made for iPod”, “Made for iPhone”, and “Made for iPad” mean that an electronic accessory has been designed to connect specifically to iPod®, iPhone®, or iPad®, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Please note that the use of this accessory with iPod, iPhone, or iPad may affect wireless performance.