Frequency response: 20Hz-20KHz+3dB
Polarity mode: heart-shaped
The length of the telescopic pole can be adjusted manually to meet your needs for TV height in different environments
enhanced sound effects
Intelligent heat dissipation
Xprinter XP-470E Thermal Self-Adhesive Label Express List Printer, Style:USB+Bluetooth(US Plug) VIVIBRIGHT Frequency response: 20Hz-20KHz+3dB1. Material: ABS, electronic components 2. Features: high performance, durable print head, no carbon ribbon, high speed printing, automatic paper cutting 3. Applicable industries: cafes, restaurants, express logistics, supermarkets, clothing industry, retail industry, warehousing industry 4. Printing speed: 127mm s 5. Printing accuracy: 300DPI 6. Printing width: 40 100mm 7. Input: 24V 2. 5A 8. Interface: USB interface, Bluetooth connection 9. Using