Updated 11 May 2026
| Brand | FiiO |
| Category | Audio Equipment |
| Available at | 1 UK stores |
| 90-day avg | £21.24 |
FiiO
FiiO E-Stick Backup Battery For Portable DAC/AMP Blue
£21.99Fair Price
Cheapest at AV.com · 1 store
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PRICE HISTORY
Current
£21
Change
+8.5%
Avg
£20
Low
£19
High
£21
Volatility
3.0%
PRODUCT DESCRIPTION
- The FiiO ESTICK is a compact backup battery designed for KA17 and QX13 users who want longer listening without draining their phone. By supplying independent power directly to your portable DAC/amp it reduces the load on your connected device helping you preserve your phones battery while enjoying high-quality audio on the move. Inside a rechargeable 1100mAh lithium-ion battery delivers up to five hours of additional playtime making it ideal for commuting travel or extended sessions away from a plug socket. The low ESR tantalum capacitors in the power circuit help provide a stable low-ripple supply which supports cleaner and more detailed sound from your DAC. With USB-C handling both charging and output setup stays simple and tidy. And at just 30.8 grams its slim design stacks neatly with your KA17 or QX13 keeping your portable setup light and easy to carry.