About the Shanling UP4 2022 Dual ES9219C DAC Balanced Output High Gain Bluetooth 5.0 Mini Headphone Amplifier
Elevate your portable audio experience with the Shanling UP4 2022 Bluetooth Headphone Amplifier. With its dual ES9219C DACs, this amplifier delivers high-resolution sound for both wired and wireless mode, and low distortion for an immersive listening experience. The balanced and single-ended outputs offer flexibility in connecting your favorite headphones, while the built-in noise-canceling microphone ensures clear communication on calls. With up to 11.5 hours of battery life, USB-C charging, and the ability to function as a USB DAC, this amplifier is versatile and convenient for all your audio needs.
Shipping and delivery times
All orders are dispatched from our warehouse in Valenzuela, Metro Manila, and we deliver nationwide. Shipping is charged per order on the total weight of the parcel and the exact amount is shown at checkout before you pay.
Standard nationwide delivery is handled by J&T Express. Estimated transit time after dispatch: Metro Manila 1–3 days, Luzon 1–5 days, Visayas and Mindanao 3–7 days, island destinations 5–6 days. Transit times are courier estimates, not guarantees.
Orders placed before 2:00 PM are dispatched the same day; orders after 2:00 PM go out on the next warehouse day. The warehouse runs Monday to Saturday, so an order placed after 2:00 PM on Saturday is dispatched on Monday.
Express Shipping – Metro Manila is ₱250 for parcels up to 20 kg, delivered by Lalamove, and appears at checkout for Metro Manila addresses. It follows the same 2:00 PM cut-off.
Free shipping over ₱500
Orders over ₱500 qualify for free standard shipping, applied automatically at checkout.
Free shipping applies to standard rates only. It does not apply to Express Shipping – Metro Manila (₱250), which is charged in full at any order value.
Returns and warranty
Our warranty covers manufacturing defects with a full replacement policy, valid for 3 months from the date of purchase. The product packaging and all included accessories must be intact.
The warranty does not cover physical damage from mishandling, unauthorized modifications or repairs. We offer replacements or store credit for items of equivalent value, and in some cases replacement parts such as cables free of charge.
To start a claim, message us on our Facebook page. If we approve a warranty return we pay the return shipping, provided the item is sent back via J&T Express.
Changing or cancelling an order
An order can be changed or cancelled any time before it is fulfilled. Message us on our Facebook page with the order number and we will confirm.