Specifications:

• Origin: CN(Origin)
• Certification: NONE
• Brand Name: SODIAL
• 7. Frequency response: 2020000Hz
• 6. Bluetooth distance: 10 meters without barriers
• 5. Power level: CLASS II
• 4. Bluetooth use frequency band: 2.4GHz
• 3. Bluetooth version: Bluetooth v5.0
• 2. Impedance: 32 OHM
• 15. Compatible mobile phones: Compatible with 99 of mobile phones with Bluetooth function on Android
• 14. Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile ph
• 1. Drive: 40mm