The DrPhone AudioBridge is a compact Bluetooth 5.0 audio adapter that functions as both a transmitter and receiver. It easily makes your TV, amplifier, PC or car radio suitable for wireless audio. Thanks to the versatile connections and features, this adapter is ideal for home, office or on the go.
Main advantages
- Bluetooth 5.0 + EDR for fast, stable connection and clear stereo sound
- Works as Bluetooth transmitter (TX) and receiver (RX) in one device
- Supports AUX, RCA, USB stick and microSD card for maximum compatibility
- Clear LED display and rotary knob for easy operation
- Built-in memory function and automatic reconnection
- Includes remote control and built-in microphone
- Compact and lightweight design with USB-C charging port
Challenge and solution
Many older audio devices lack Bluetooth functionality, making wireless audio playback difficult. The DrPhone AudioBridge solves this by acting as both transmitter and receiver, allowing you to receive and send wirelessly. This way you can easily connect modern devices to older speakers or send TV sound wirelessly to headphones without disturbing others.
What is this product used for?
- Wirelessly stream audio from smartphone, tablet or laptop to speakers, amplifiers or car radio via AUX or RCA
- Wirelessly send sound from TV, PC, laptop or projector to Bluetooth headphones, earbuds or speaker
- Play audio files directly from USB stick or microSD card without phone or computer
- Remote control with included remote for volume, playback and source selection
Technical explanation
The adapter uses Bluetooth 5.0 + EDR for a stable connection with a range of approximately 10–15 metres in open space. In RX mode it receives wireless audio and passes it through AUX or RCA to wired devices. In TX mode it transmits audio from wired sources wirelessly to Bluetooth devices. The LED display shows the active mode and source, while the rotary knob controls the volume. The memory function remembers settings and devices for ease of use. USB and microSD support multiple audio formats such as MP3, APE, FLAC, WAV and WMA.
Specifications
| Product name | DrPhone AudioBridge |
| Model | M5 |
| Bluetooth version | Bluetooth 5.0 + EDR |
| Bluetooth mode | RX receiver / TX transmitter |
| Range | Approximately 10–15 metres in open space |
| Connections | AUX, RCA, USB, micro SD |
| Supported audio formats | MP3, APE, FLAC, WAV, WMA |
| Battery | 3.7V / 400mAh |
| Usage time | Approximately 6–8 hours |
| Charging port | USB-C |
| Charging voltage | DC 5V / 500mA |
| Dimensions | Approximately 73 x 67 x 30 mm |
| Weight | Approximately 68 grams |
| Remote control range | Approximately 5–8 metres in a straight line |
| Material | Plastic / PC housing |
Compatibility
- Suitable for devices with AUX and RCA connection
- Compatible with TV, desktop PC, laptop, smartphone, tablet
- Compatible with Bluetooth headphones, earbuds and speaker
- Suitable for stereo system, amplifier, active speaker, projector, mixer and car radio
Limitations
- Bluetooth range approximately 10–15 metres in open space, less through obstacles
- Remote control works up to approximately 5–8 metres in a straight line
Frequently asked questions
Which devices is the DrPhone AudioBridge suitable for?
The DrPhone AudioBridge is suitable for TV, desktop PC, laptop, smartphone, tablet, amplifier, car radio and speakers with AUX or RCA.
Which audio formats does the DrPhone AudioBridge support?
The adapter supports MP3, APE, FLAC, WAV and WMA audio formats via USB stick and microSD card.
How long does the DrPhone AudioBridge battery last?
The built-in battery has a usage time of approximately 6 to 8 hours per charge.
Is the DrPhone AudioBridge suitable for sending TV sound wirelessly to headphones?
Yes, in transmit mode (TX) the adapter wirelessly sends TV sound to Bluetooth headphones, earbuds or speaker.
How do I operate the DrPhone AudioBridge remotely?
The adapter comes with a remote control that lets you operate functions, volume and playback up to approximately 5–8 metres.
Related: (Bluetooth) Receivers | Audio & HiFi