Sports Bluetooth

F21-v2 — Sports Bluetooth

• Model: F21- Wooden Box Heaven and Earth Cover
• Applicable scope: Bluetooth-enabled mobile phones,
• tablets, and computer devices
• Product parameters: color screen Bluetooth headset
• Horn outside diameter: 10mm + copper ring horn
• Frequency range: 18-20000 Hz
• Sensitivity: 116±3 dB
• Resistance: 32Ω
• Product Color: Black
• Pairing Name: F21
• Headphone battery: 500 mAh + protection board
• Continuous listening time: 50 hours
• Product Features: True Mac, Wind Dynamic
• Combination, Stereo /
• Heavy bass output, connecting a Bluetooth pair
• Display battery. Features: color screen, earphone, live
• broadcast, KTV.