# UGREEN Bluetooth Adapter CM276 — 3.5mm Jack Wireless Audio Receiver

**URL:** https://aio.lv/en/product--ugreen-70303--4220134
**Data updated:** 2025-12-29 15:46 (EET)
**Category:** Network Cards
**Manufacturer:** UGREEN
**Manufacturer code:** 70303
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 24.99 €
**Prices and availability valid until:** 2026-07-07 23:59
**Price without VAT (21%):** 20.65 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ugreen-70303--4220134

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

UGREEN Bluetooth Adapter CM276 is a wireless audio receiver with a 3.5mm jack for connecting non-Bluetooth speakers, headphones or car audio systems. It enables streaming from Bluetooth-enabled phones, tablets or laptops to wired audio devices. Compact and portable, the adapter simplifies hands-free audio playback and device pairing without replacing existing equipment.

## Long description

UGREEN CM276 is a compact Bluetooth 5.0 audio adapter with a 3.5 mm jack that turns wired speakers, headphones or car audio systems into wireless receivers. The device supports pairing with two sources at once, has a built-in microphone for hands-free calls, and a rechargeable battery that provides up to 9 hours of playback and up to 300 hours standby. The adapter is made of ABS and aluminium and is compatible with any device that supports Bluetooth audio output.
Advantages
The CM276 offers Bluetooth 5.0 connectivity, CVC 8.0 noise reduction and a signal-to-noise ratio above 90 dB for clear audio and stable transmission. Its CSR chip and up to 10 m range ensure a reliable connection, while the ability to connect two devices simultaneously allows easy switching between music playback and phone calls. The built-in microphone and compact design make it suitable for in-car hands-free use. Battery charging takes approximately 2 hours.
Suitable for
Connecting non-Bluetooth car stereos to smartphones for hands-free calls and audio streaming
Turning wired speakers or headphones into wireless devices
Portable use with tablets and laptops to stream audio to wired systems
Key specifications
Manufacturer: UGREEN
Model: CM276 (product code 70303)
Material: ABS + aluminium
Bluetooth version: 5.0
Frequency response: 20 Hz – 20 kHz
Interface: 3.5 mm jack (AUX)
Music playback time: up to 9 hours
Standby time: up to 300 hours
Charging time: approx. 2 hours
Microphone: yes (sensitivity -38 dB)
Range: up to 10 m
Compatibility: universal Bluetooth audio devices
How to use
Charge the CM276 for around 2 hours before first use. Plug the adapter into the 3.5 mm AUX input of your speaker, headphones or car stereo. Turn on the adapter and enable Bluetooth on your source device, then pair with "UGREEN CM276" or the indicated device name. If two devices are paired, play audio from one device and receive calls from the other; switch between sources automatically when required. After use, turn the adapter off to conserve battery.
Usage recommendations
For best performance, keep the paired devices within 10 m and avoid obstacles that block the Bluetooth signal. Regularly charge the battery to maintain optimal playback time, and ensure the AUX connector is clean and securely connected to reduce audio interference.

## FAQ

### How much does the UGREEN CM276 Bluetooth 3.5mm Audio Receiver cost, and is it available for purchase?

The price is 24.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All UGREEN products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized UGREEN service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4220134/52447170_large.webp