Outdoor Mini FM Radio LINE IN Car Radio Bluetooth Speaker MP3 Player Retro Speaker

Material: Aluminium alloy

Size: 5*5*5 cm

Battery: Built-in polymer battery (lithium battery) 550mAH

Output Power: RMS 3W Mono THD=10%

Frequency Response: 150-18000Hz(±3dB)

Signal to Noise Ratio: ≥80dB

Speaker: 1.77 inch (45MM outside warp) anti-magnetic, 4 ohms

Package included : 5Pcs Speaker

Features:

Compact mini: ultra-small size, only 50*50mm in size, easy to put in the pocket.

Aluminum alloy shell: oxidized colored aluminum alloy middle frame shell, laser engraved pattern, wear-resistant and color-fast.

Plug and play: intelligently play all MP3 format files in Micro SD/TF card and U disk, plug and play.

Headphone output: 3.5mm dual-channel stereo headphone output.

Simple operation: simple and intuitive button design, no complicated operation.

Built-in battery: Built-in lithium-ion battery, supports long-term playback, long battery life, and can be directly charged by USB.

Antimagnetic design: brand new miniature aluminum diaphragm speaker with clear sound quality.

Notes:

Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid.