Product information:
Screen size: No display (inches)
Memory card type: TF card
Expansion card: Support
Operation mode: Push-button
Interface: Mini USB
Headphone jack: 3.5mm
Support audio format: MP3
Screen color: None
Screen resolution: No screen
Frequency response range: None
Menu language: Random
Additional functions: External amplifier function, flashing light function
Battery type: Dedicated lithium battery
Battery capacity: 120 mA
Life time: 4 (hours)
Product size: 3.3cm*3cm
Packing list: Bare metal
Body color: White, pink, yellow, blue, black
Memory capacity: Quartet flashing light (bare metal)

【Product parameters】:

★Product size: 32*30*30mm

★Battery: Built-in rechargeable 120mah lithium battery

★Distortion rate: less than or equal to 0.5%

★Music format: MP3

★Working time: 4 hours

★Charging time: 30-45 minutes (to be fully charged)

★Frequency response: 280HZ-16K

★Signal to noise ratio: greater than or equal to 95 dB