• AAC encoded with up to 24-bit audio data format listen to cd-like sound
• Upgrade 8mm true copper ring speaker, panoramic body stereoscopic sound effect feel every detail in the music
• Using the upgraded 5.3 chip, the connection is more stable
• Corrects the sound to be more stereoscopic while maintaining low-mid frequencies the clarity of the human voice and the permeability of the low and mid frequencies

Specifications:

• Solution: 6983D2
• Wireless version: V5.3 EDR
• Wireless frequency: 2.4GHz
• Transmission distance: 8-10m
• Charging voltage/current: 5V/1A
• Music/airtime: About 5 hours
• Operating temperature: -10℃ - 45℃
• Battery: Single earbud: 40mAh, charging case: 200mAh