tp-link usb bluetooth adapter for pc (ub400) — bluetooth 4.0 dongle receiver

summary: the tp-link ub400 turns any desktop or laptop into a wireless hub, solving tangled cables and unreliable wireless adapters by delivering stable bluetooth 4.0 connectivity for mice, keyboards, headsets, speakers and game controllers. enjoy low-latency streaming, clear audio and hassle-free pairing — ideal for work, gaming and entertainment. comes with manufacturer warranty and backed by ’s trusted service, fast shipping and responsive customer support. buy with confidence: genuine product sourcing, easy returns and expert help to get you set up quickly and reliably.

top features

• bluetooth 4.0 performance — faster pairing and energy-efficient connections for longer device battery life.
• compact nano design — plug-and-forget convenience that keeps your usb port clear and travel-friendly.
• wide device support — connects mice, keyboards, headsets, speakers, printers and console controllers seamlessly.
• stable 10m range — reliable signal for clear audio and uninterrupted control across the room.
• easy setup on windows — install quickly and pair in moments for instant productivity and entertainment.
• low latency audio — smoother media playback and responsive gaming controls with minimal lag.
• durable build — robust plastic housing for everyday use and frequent plugging/unplugging.
• universal usb compatibility — works with usb 2.0/3.0 ports for broad pc and laptop support.
• energy-efficient operation — low power draw keeps connected devices running longer.
• compact visibility — minimal protrusion reduces accidental damage and keeps desk tidy.

technical specifications

why buy from ?

• genuine tp-link products vetted for authenticity and quality.
• fast, reliable delivery and secure packaging to protect your purchase.
• transparent returns and warranty assistance — we help you claim manufacturer support.
• trusted customer service with easy setup guidance and troubleshooting.
• secure payments, frequent deals and clear product information to help you choose confidently.

who should buy this?

• home and office users who need clutter-free wireless peripherals.
• gamers wanting responsive bluetooth controllers for ps4/xbox/pc setups.
• laptop users who need dependable wireless audio and input device support.
• students and professionals seeking affordable, plug-and-play bluetooth connectivity.
• anyone upgrading older pcs that lack built-in bluetooth capability.

frequently asked questions

1. is this compatible with windows 11? yes — the ub400 supports windows 11/10/8.1/8/7. use built-in drivers or the included driver package if needed.
2. can i connect multiple devices at once? yes — typical bluetooth adapters allow multiple simultaneous connections for peripherals and audio, subject to device profile limitations.
3. will it work with mac or linux? some mac and linux systems may support bluetooth 4.0 devices natively; check your os driver support. on linux, additional drivers/configuration might be required.
4. what range can i expect? expect reliable performance up to around 10 meters in unobstructed indoor environments; walls and interference can reduce range.
5. is there audio lag for gaming or movies? bluetooth 4.0 is optimized for low-latency peripherals; for competitive gaming, a dedicated low-latency solution may be preferred for absolute minimal lag.
6. how do i install it? plug the adapter into a usb port; windows typically installs drivers automatically. if required, use the included driver cd or download drivers from tp-link’s website.
7. what if i have issues after purchase?  provides post-sale support and can assist with warranty claims, returns or troubleshooting — contact our customer service for fast help.