Portable Bluetooth transmitter speaker UGREEN BT305 Bluetooth 5.4 — black

UGREEN BT305 is a portable Bluetooth transmitter speaker that combines a compact loudspeaker and Bluetooth 5.4 transmitter functionality in a single black unit. Designed for on-the-go listening, the device supports wireless audio streaming from smartphones, tablets and other Bluetooth-enabled sources and provides a built-in microphone for hands-free calls. Its compact form factor makes it suitable for travel, small rooms and desktop use where both playback and simple transmitter capabilities are needed.

Advantages

The UGREEN BT305 uses Bluetooth 5.4 to deliver a stable wireless connection with lower latency and improved range compared with older Bluetooth versions. Its integrated speaker provides portable audio playback without the need for external speakers, and the transmitter function enables connection to non-Bluetooth audio sources when used with compatible devices. The built-in microphone supports hands-free calls, and the compact, lightweight design simplifies transport and placement.

Suitable for

• Listening to music while travelling or commuting
• Desktop or small room audio playback
• Hands-free phone calls in a compact setup
• Streaming audio from Bluetooth-enabled devices
• Temporary audio solution for meetings or presentations

Key specifications

• Wireless standard: Bluetooth 5.4 for audio streaming and transmitter function
• Form factor: Portable, compact speaker in black finish
• Connectivity: Wireless pairing with smartphones, tablets and other Bluetooth devices
• Built-in microphone for hands-free calls
• Power: internal rechargeable battery for portable use
• Intended use environment: travel, small rooms, desktop

How to use

Charge the UGREEN BT305 before first use with the supplied cable. Turn the unit on and enable Bluetooth pairing mode following the device’s indicators. On your smartphone, tablet or other Bluetooth source, search for available devices and select the UGREEN BT305 to establish a wireless connection. Use the speaker controls to adjust volume and manage playback; accept and end calls via the built-in microphone control when a phone call arrives. When finished, power off the device to conserve battery.

Usage recommendations

For consistent wireless performance, keep the transmitter speaker within typical Bluetooth range of the source device and avoid large obstacles. Charge regularly to maintain battery health and update the device firmware if updates are provided by the manufacturer.