4pcs 2W 8 Ohm Cavity Mini Speaker Small Speakers for Small Loudspeaker Audio、DVD、EVD New As you can see in

As you can see in the picture

constant frequency

Shell material: PA

【Convenient and Practical】Its compact and portable design makes it easy to carry anywhere

It worked like a charm and converts the signals to the proper levels

4pcs 2W 8 Ohm Cavity Mini Speaker Small Speakers for Small Loudspeaker Audio、DVD、EVD New As you can see inInternal Magnetic Speaker2W 8 Ohm DIY Speaker Mini Speaker with internal magnetic design, easy to install FeaturesRound small magnet, high sensitivity, loud sound, fine sound quality, high definition High qualityMini round internal magnet speaker is made of high quality metal materials, excellent performance magnets and imported rubber coils. Safe and stable, not easy to break and rust, can be used for a long time, is a high quality alternative to the