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๐ถ Small Speaker, Big Vibes โ Take Your Sound Everywhere!
The Betron D51 is a compact, portable Bluetooth speaker featuring 5W dual drivers and digital signal processing for full-spectrum, bass-rich audio. With a 10-meter wireless range, Micro SD playback, and waterproof design, itโs engineered for versatile use from office desks to outdoor adventures, delivering premium sound in a palm-sized package.







| ASIN | B0776LHP95 |
| Additional Features | Bluetooth, Portable, Wireless |
| Age Range Description | Adult |
| Antenna Location | For Computers, For Music Players, For Smartphones or Tablets |
| Audio Driver Size | 52 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Audio Latency | 1 Milliseconds |
| Audio Output Mode | Stereo |
| Battery Average Life | 6 Hours |
| Battery Capacity | 1500 |
| Battery Charge Time | 1.5 Hours |
| Best Sellers Rank | #188,532 in Electronics ( See Top 100 in Electronics ) #4,048 in Portable Bluetooth Speakers |
| Bluetooth Range | 30 Meters |
| Brand | Betron |
| Built-In Media | D51 Bluetooth Speaker, Aux Cable, Charging Cable, User Manual |
| Color | Black |
| Compatible Devices | Smartphone, Tablet |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | Bluetooth, Micro SD |
| Control Method | App |
| Controller Type | Button |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,456) |
| EU Spare Part Availability Duration | 5 Years |
| Enclosure Material | Plastic |
| Frequency Response | 20000 Hz |
| Impedance | 4 Ohms |
| Input Voltage | 5 Volts |
| Is Electric | Yes |
| Is Waterproof | True |
| Item Dimensions D x W x H | 5.6D x 18W x 7H centimeters |
| Item Type Name | Bluetooth Speaker |
| Item Weight | 0.51 Kilograms |
| MP3 player | Yes |
| Manufacturer | Betron |
| Maximum Range | 10 Meters |
| Model Name | D51 |
| Model Number | D51 |
| Mounting Type | Table Top |
| Number of Audio Channels | 2.0 |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Number of Items | 1 |
| Number of Microphones | 1 |
| Number of Power Levels | 1 |
| Power Source | Battery Powered |
| Signal-to-Noise Ratio | 10 dB |
| Speaker Maximum Output Power | 10 Watts |
| Speaker Size | 40 Millimeters |
| Speaker Type | Portable |
| Specific Uses For Product | Party, Travel |
| Subwoofer Connectivity Technology | Wireless |
| Subwoofer Diameter | 40 Millimeters |
| Tweeter Diameter | 1 Inches |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |
| Woofer Diameter | 40 Millimeters |
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