1. Úvod
Thank you for choosing the MYPIN Headphone Amplifier HA.0290-HA0030. This device is designed to enhance your audio experience by providing powerful amplification for a wide range of headphones, featuring both 3.5mm AUX and Type-C inputs, a bass boost function, and a two-stage gain switch. Please read this manual carefully to ensure proper usage and optimal performance.

Image 1.1: MYPIN Headphone Amplifier and included cables.
2. Vlastnosti produktu
- Wide Headphone Impedance Support: Supports headphones with impedance ranging from 16Ω to 600Ω, ensuring compatibility with various high-performance or low-sensitivity headphones.
- Dual Input Versatility: Equipped with both 3.5mm AUX and USB Type-C inputs for flexible connectivity with a wide array of digital devices.
- Vysoce věrný zvuk: Achieves a Signal-to-Noise Ratio (SNR) greater than 100dB and Total Harmonic Distortion plus Noise (THD+N) of 0.0003% for clear, distortion-free stereo sound.
- Dvou-stagPřepínač zesílení: Allows adjustment of signal input for optimal headphone performance, catering to different headphone sensitivities.
- Funkce zvýraznění basů: Provides a dedicated bass switch for enhanced and mellow bass performance, enriching your music experience.
- Integrované ovládání hlasitosti: Features a volume knob that also functions as an on/off switch for convenient operation.
- Baterie s dlouhou výdrží: Built-in 3000mAh rechargeable lithium battery offers 10-15 hours of continuous working time.
- Odolný a přenosný design: Compact, lightweight, and constructed with an aluminum alloy casing to reduce signal interference and enhance heat resistance.
3. Obsah balení
Zkontrolujte prosím balení, zda neobsahuje následující položky:
- Sluchátka MYPIN Ampdoživotní
- Kabel USB typu C
- 3.5mm audio kabel
- Uživatelská příručka (tento dokument)

Image 3.1: Contents of the MYPIN Headphone Ampzáchranný balíček.
4. Rozložení a ovládací prvky zařízení

Obrázek 4.1: Přední a zadní část views z ampzáchranář s označenými ovládacími prvky.
- Gain Switch (H/L): Located on the rear. 'H' (High) for high impedance headphones or when more power is needed. 'L' (Low) for low impedance headphones or normal listening.
- Type-C Input (USB DV 5V): Located on the rear. Used for digital audio input and charging the device.
- Indikátor napájení: A small LED light on both front and rear panels, indicating power status and charging.
- 3.5mm Jack Output: Located on the front. Connect your headphones here.
- Bass Switch (OFF/ON): Located on the front. Toggles the bass boost function.
- Ovladač napájení/hlasitosti: Located on the front. Rotate to adjust volume. Press and hold to turn the device ON/OFF.
- Audio Input (3.5mm AUX): Located on the front. Connect analog audio sources here using the 3.5mm audio cable.
5. Nastavení
5.1 Počáteční nabíjení
- Connect the provided USB Type-C cable to the Type-C input port on the ampživější.
- Connect the other end of the USB cable to a 5V USB power source (e.g., wall adapter, computer USB port).
- The power indicator light will illuminate during charging. Allow the device to fully charge before first use (approximately 3-4 hours).
5.2 Připojení zdrojů zvuku
The amplifier supports two types of audio input:
A. 3.5mm AUX Input (Analog)
- Connect one end of the 3.5mm audio cable to the Audio Input port on the ampživější.
- Connect the other end of the 3.5mm audio cable to the audio output jack of your device (e.g., MP3 player, phone, PS4 controller).

Image 5.1: Connecting an audio source via 3.5mm AUX input.
B. Type-C Input (Digital)
- Connect the provided USB Type-C cable to the Type-C Input port on the ampživější.
- Connect the other end of the USB Type-C cable to the Type-C port of your digital device (e.g., MacBook, compatible mobile phone, computer). The amplifier will function as an external DAC (Digital-to-Analog Converter) in this mode.

Image 5.2: Connecting an audio source via Type-C input.
5.3 Připojení sluchátek
- Plug your headphones into the 3.5mm Jack Output port on the front of the ampživější.
6. Návod k obsluze
6.1 Zapnutí/vypnutí a ovládání hlasitosti
- To turn ON the amplifier, rotate the Power/Volume knob clockwise until you hear a click and the power indicator light illuminates.
- To turn OFF the amplifier, rotate the Power/Volume knob counter-clockwise until you hear a click and the power indicator light turns off.
- Adjust the listening volume by rotating the Power/Volume knob.
6.2 Using the Gain Switch
The Gain switch (H/L) on the rear panel allows you to adjust the ampúroveň certifikace:
- Set to 'L' (Low Gain) for most standard headphones and general listening.
- Set to 'H' (High Gain) for high impedance headphones (e.g., 250Ω, 300Ω, 600Ω) or when your headphones require more power to achieve desired volume and dynamics.
6.3 Activating Bass Boost
The Bass switch (OFF/ON) on the front panel allows you to enhance the low-frequency response:
- Set to 'ON' to activate the bass boost for a more pronounced and mellow bass sound.
- Set to 'OFF' for a neutral audio profile.

Image 6.1: Gain and Bass switches for audio customization.
7. Baterie a nabíjení
The MYPIN Headphone Amplifier is equipped with a built-in 3000mAh rechargeable lithium battery, providing approximately 10-15 hours of continuous playback on a full charge.
- Nabíjení: Use the provided USB Type-C cable to connect the amplifier to a 5V USB power source. The power indicator light will show charging status.
- Životnost baterie: Actual battery life may vary based on volume level, headphone impedance, and features used (e.g., bass boost).
- Slabá baterie: When the battery is low, the power indicator may flash or turn off. Recharge the device promptly.

Image 7.1: Battery capacity and estimated working time.
8. Kompatibilita zařízení
The amplifier is compatible with a wide range of devices and headphones:
- Zdroje zvuku: MP3 players, MP4 players, smartphones, iPads, Mac computers, personal computers, notebooks, Xbox One, PS4, and PS5 controllers.
- Sluchátka: Supports headphones with impedance from 16Ω to 600Ω.

Obrázek 8.1: amplifier enhances audio for various devices and headphones.
9. Specifikace
| Funkce | Specifikace |
|---|---|
| Název modelu | HA.0290-HA0030 |
| Značka | MYPIN |
| Jack pro sluchátka | Zásuvka 3.5 mm |
| Technologie připojení | Wired (3.5mm AUX, Type-C) |
| Impedance Support | 16 - 600 ohmů |
| Poměr signálu k šumu (SNR) | > 100 dB |
| Celkové harmonické zkreslení + šum (THD + N) | 0.0003 % |
| Kapacita baterie | 3000mAh lithium-iontová |
| Životnost baterie | 10-15 hodin |
| Materiál | Hliník |
| Hmotnost položky | 8.1 unce (0.23 kilogramů) |
| Rozměry balení | 6.97 x 5.47 x 0.94 palce |
| Barva | Černý |

Obrázek 9.1: Fyzikální rozměry ampživější.
10. Údržba
- Čištění: K čištění používejte měkký, suchý hadřík amplifier's surface. Avoid using harsh chemicals or abrasive materials.
- Skladování: Přístroj skladujte na chladném a suchém místě mimo dosah přímého slunečního záření a extrémních teplot.
- Zacházení: Zvládněte ampZacházejte s ním opatrně. Nevystavujte jej pádu ani silným nárazům.
- Spojení: Ensure all cables are connected firmly but do not force them. Periodically check cables for wear and tear.
11. Řešení problémů
- Žádný zvuk:
- Zajistěte amplifier is turned ON and the volume knob is adjusted.
- Check that headphones are securely plugged into the 3.5mm output jack.
- Verify that the audio source is playing and its volume is not muted or too low.
- If using 3.5mm AUX input, ensure the cable is fully inserted into both the ampzařízení pro ukládání dat a zdrojové zařízení.
- If using Type-C input, ensure your device recognizes the amplifier as an audio output device.
- Distorted Sound / Noise:
- Snižte hlasitost na obou ampzařízení a zdroj zvuku.
- Ensure the gain switch (H/L) is set appropriately for your headphones.
- Avoid using the 3.5mm AUX input simultaneously with charging, as this may introduce noise.
- Test with different audio cables and headphones to rule out faulty accessories.
- Device Not Turning On / Not Charging:
- Ensure the battery is not completely drained. If fully discharged, it may take a few minutes of charging before the power indicator lights up.
- Try a different USB Type-C cable and a different 5V USB power source.
- Ensure the Power/Volume knob is rotated past the 'OFF' click position.
12. Záruka a podpora
MYPIN products are designed for reliability and performance. For specific warranty details and support, please refer to the warranty information provided at the time of purchase or contact MYPIN customer service. Keep your purchase receipt as proof of purchase for warranty claims.
13. Oficiální video produktu
For a visual guide on the MYPIN Headphone Amplifier, please watch the official product video below:
Video 13.1: MYPIN Headphone Amplifier with Bass Boost overview. This video demonstrates the key features and functionality of the ampživější.





