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

Label:Yes Signal to Noise Ratio: ≥80dB Output Power: RMS 3W Mono THD=10% Material: Aluminium alloy Battery: Built-in polymer battery (lithium battery) 550mAH Frequency Response: 150-18000Hz(±3dB) Size: 5*5*5 cm Speaker: 1.77 inch (45MM outside warp) anti-magnetic, 4 ohms 100% brand new and high quality. 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. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!