Amplifier Betavo BT 811B Bluetooth AC/DC USB/SD/FM Ampli Mini

Deskripsi : Amplifier mini betavo BT 811 B Bluetooth USB/SD/FM, 1 mic input, 2 channel, Plus Tweeter AC/DC bisa listrik rumah, bisa juga pakai aki/12v. Bisa buat speaker 4,5,6,8 inch. Specification Amplifier : * Input Voltage: AC 220V/50-60Hz * Input Power Dc 12V 5A * SNR (Signal/Noise Ration) -80 dbn * Input Impendance 47K * Freguency Response 20Hz - 20KHz * Rated Power 30W 4/16ohm * Input Sensitivity 025mV - 220mV * FM Tuner Function * Build in Digital MP3 Player * USB/SD, MMC Card Function * Music Tone Control Treble / Bass / Volume mic * 1 Mic Input Specification Tweeter : * Standing Tweeter Dynamitz HL 011 * Specially quality HL 011 * Responsif Frequency 5 KHz - 20 KHz  * Impedance 4 ohm (Dapat juga digunakan untuk 8, 16 ohms) * Sensitivity 105 dB (1W/1M) * SPL 98 dB pada 1 meter, 1 watt * Maximum Power 750 Watt