Mibro Earbuds AC1 Blue

The Mibro Earbuds AC1 offer an advanced listening experience with their Bluetooth 5.2 chip and high-quality speakers. With an ergonomic design and intuitive features, these wireless headphones stand out for their portability, premium sound quality and stable connectivity, ideal for demanding users.

Features

• Advanced Bluetooth Chip: Equipped with the AB8922C2 chip and Bluetooth 5.2, these headphones offer stable and efficient connectivity, with support for profiles such as A2DP, AVRCP, HFP, SPP, AAC and SBC. In addition, its 10-metre transmission distance over a 360-degree range provides freedom of movement without compromising audio quality.
  
• Premium Sound Quality: The Mibro Earbuds AC1 feature a 10mm dynamic moving coil speaker and a silicon analogue MEMS microphone, offering a frequency response of 20Hz to 20kHz and a sensitivity of 98dB, ensuring an immersive audio experience and crystal-clear call quality.
  
• Ergonomic Design and Intuitive Functionality: With a stick-like styling and compact charging case, these headphones excel in comfort and portability. In addition, the automatic power-on method of opening the lid of both the earbuds and the charging case, along with automatic pairing, simplifies everyday use.

Mibro Earbuds AC1 Specifications

• Parameters of the complete unit
  
  • Appearance style: Stick type, with flip-top cap
  • Sound output mode: Intra-aural
  • Earbuds size: Approximately 61x50x25mm (+/1.0)
  • Charging case size: Approximately 34x21.3x23.6mm (+/0.5)
  • Headset weight: Approximately 4g (+/1.5)
  • Charging case weight: Approximately 30.5g (+/5.0)
  • Material of complete unit: Plastic, silicone
    
• Bluetooth chip
  
  • Bluetooth Chip: AB8922C2, BT5.2
  • Internal storage: 8Mbit (QFN4*4MM)
  • Bluetooth version: V5.2
  • Bluetooth specifications: A2DP, AVRCP, HFP, SPP, AAC, SBC
  • Compatible decoding: SBC, AAC
  • Transmission distance: 10m, 360 degrees
    
• Antenna scheme
  
  • Antenna type: Ceramic antenna
  • Radio Frequency Power and Radio Frequency Grade: Class 2
  • Receive Conduction Sensitivity: 90dBm
  • Passive Antenna Efficiency: 0.3
  • TRP: 010 dBm
  • TIS: ?85dBm
    
• Loading scheme
  
  • Power management chip: SY8821
  • Charging current: 330mA390mA
  • Charging time: <2H
  • Charging Method: Charging via TypeC port
    
• Speaker
  
  • Type: ±10mm dynamic moving coil speaker (composite membrane)
  • Driver: Ø10mm electrical speaker
  • Sensitivity: 98±3dB/APX555, IEC711 at 1KHz/ 10dBFS)
  • Impedance 32 Ω±15%.
  • Frequency response: 20Hz- 20KHz
  • Power rating: 5mW
    
• Microphone
  
  • Type: Silicone analogue MEMS microphone L2.75mm*W1.85mm*H0.95mm
  • Sound output mode: Bottom input
  • Sensitivity: FB microphone:38dB ±1dB, model: IM2819B381N55C: FF microphone/call microphone:38dB ±1dB, model: IM2819B381N22A.
  • Signal to Noise Ratio SNR: FB:64dB(A), FF:62dB(A)
  • THD Distortion: THD 0.5%(94dB SPL=1KHz)
  • Impedance: Max: FB microphone: 400? (f=1KHz)?Max: FF microphone: 300? (f=1KHz)?
    
• Headphone battery
  
  • Battery type: Lithium-polymer battery with soft pouch without protective plate
  • Battery capacity: 30mAh (typical value)
  • Charging voltage: 5V
  • Working temperature: 0 to +45 Ω
  • Storage Temperature: 20 to 60 Ω
  • Disassembly Method: Built-in non-removable
    
• Battery charging box
  
  • Battery type: Lithium-ion polymer battery with protection plate
  • Battery capacity: 450mAh (typical value)
  • Charging voltage: 5V
  • Operating temperature: 0 to +45 Ω
  • Storage Temperature: 20 to 60 Ω
  • Disassembly method: Built-in non-removable
    
• Playback time
  
  • Music playback time: Maximum of 4.5 hours per earpiece (volume at 80%)
  • Talk time: Maximum of 2.2 hours per earpiece (ENC on, volume at 80%)
  • Standby time: 90+ days (with power off when stored in the box)
    
• Sensor
  
  • Hall Sensor: Compatible
    
• Ignition method
  
  • Charging box: Power on when cover is opened
  • Earphones: Power on when cover is opened
    
• Pairing method
  
  • Pairing of left and right earphones: Factory pairing, automatic connection when opening the lid
  • Pairing headphones with charging box: Factory pairing, automatic reconnection
    
• Device connection
  
  • Phone connection: Compatible with Bluetooth devices Android 5.0 or higher, iOS 10 or higher
    
• Indicator lights
  
  • Charging box indicator light: Red light *1 + white light *1
  • Headset indicator light: Red light *1 + white light *1 (both headsets)
    
• Working Environment
  
  • Working temperature: 0°C ~ 45°C
  • Working humidity: 5%~75% Working humidity: 5%~75% Storage temperature: 20°C ~ 60°C
  • Storage temperature: 20°C ~ 60°C
  • Storage humidity: 5%~75% Storage humidity: 5%~75% Storage temperature: 20°C ~ 60°C
    
• Accessories
  
  • Earplugs: 3 pairs (large, medium, small)
  • Charging cable: Type charging cable