| style | Retro style |
| Signal-to-noise ratio | 100-200 dB |
| Listing time | 2025-11-28 |
| Energy efficiency level | No energy efficiency |
| Speaker unit configuration | 76 mm |
| Sound mode | music |
| manufacturing enterprise | National |
| Warranty Period | 36 months |
| Applicable scenarios | currency |
| Horn material | Neodymium magnet |
| Shell material | woodiness |
| style | classical |
| Applicable population | currency |
| wireless protocol | Bluetooth |
| weight | 1820g |
| Charging method | USB charging external adapter charging |
| Compatible platforms | Fully compatible |
| color classification | Brown wood grain, yellow wood grain |
| size | 300x120x110mm |
| brand | National |
| model | M8C |
| External storage device reading | USB flash drive |
| speaker unit | Dual horn |
| Power supply method | Built in lithium battery |
| province | Guangdong Province |
| Prefecture and city | Dongguan City |
| Audio material | woodiness |
| Place of Origin | Chinese Mainland |
| function | Subwoofer stereo radio |
| Bluetooth version | 5.2 5.0 5.1 5.3 |
| Speaker structure | Integrated |
| Connection method | TF card USB 3.5MM audio jack Bluetooth connection |
| Material | timber |
| Playback format | FM Bluetooth USB flash drive MP3 TF card wireless charging |
| Rated power | 30W |
| Playback duration | 10 hours |
| Control method | Physical buttons |
| Speaker type | Integrated sound system |
| input voltage | 30V |