Portable speaker Borofone BR4 Blue
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| Weight: | 0.3 kg |
| Depth: | 91.8 mm |
| Brand: | Borofone |
| Product color: | Blue |
| Description: | Type: portable speaker, features: passive operation |
| Width: | 168.8 |
| Height: | 92.8 |
| Peculiarities: | Work in passive mode |
| Type: | Portable speaker |
| Signal to noise ratio: | 85 dB |
| Control: | Push-button, from a smartphone |
| Connectors and interfaces: | USB Type-A for flash drive, audio input mini jack 3.5 mm, 2.5 mm, 3.5 mm, USB, microSD, Micro USB |
| Number of batteries: | 1 |
| Working hours: | 2 h |
| Battery capacity: | 5000 mAh |
| Housing material: | Metal, plastic, plastic, cloth, rubber |
| Ruler: | Sports, children's wireless speaker |
| Battery type: | Your own |
| Degree of protection: | IPX5 |
| Wireless connection: | Bluetooth |
| Nutrition: | Autonomous |
| Charging time: | 1,5 hour |
| Maximum playback frequency: | 20000 Hz |
| Minimum repeatable frequency: | 120 Hz |
| Bluetooth version: | 5.0 |
| Total power: | 5 W |
| Sound features: | Speaker synchronization |
| Supported codecs: | AVRCP, HFP., Support A2DP |
| Charging connector: | microUSB |
| Weight with batteries: | 0.308 kg |
| Full range speaker diameter: | 52 mm |
| Number of AC lanes: | 1 |