DWEII 6Pcs 2″ 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker
❃❃Resonance frequency : 320Hz±20%, Insulation Resistance : 10MΩ, characteristic sensitivity of loudspeaker : 83±3dB. Uses: Mini speaker, stereo. Frequency characteristics: Full band (full range). Shape: round.