Details: Chipset: TPA3116D2 + NE5532 + CSR64215,Using the new high-performance TI's TPA3116D2 amplifier chip as the core,NE5532 Operation Amplifier Chip,Use Bluetooth 4.2 CSR64215 Chip,Let you enjoy the HiFi sound DC 12V-24V Power Supply,Max Output Power 50WX2, Audio input have two ways,RCA & Bluetooth;Audio Outputs use Gold-plated interface,The advantage is avoid sparks when power plug in Delicate, compact and strong appearance design,using aluminum alloy shell,gold-plated RCA interface;Control ways:Potentiometer knob and tact switch(It can avoid shock sound when your toggle switch,No pop when bluetooth connecting) Load impedance 4-8 ohms, Frequency Response 20 Hz - 20 kHz(±3dB),SNR≥98dB,Speaker matching impedance is 4-8Ω(Only for passive speakers, not the Active Speaker) With Bass and Treble Control, It can works with MP3, CD, DVD,TV, PC, iPhone, Smart phone,Android phone, iPad, Tablets, Turntable, etc.),It also sue for Bookshelf/ Computer/ Desktop/ Theater audio system and so on,different matching,Let you hear beautiful music anytime, anywhere

Featuers

1. With Treble and Bass control

2. Support APTX Low latency

3. With Bluetooth and AUX input select

4. Anti-Spark DC seat,It can avoid sparks when power plug in)

5. Hi-Fi Stereo Digital Amp output

Aiyima bluetooth amplifier links：https://www.aiyima.com/collections/bluetooth-amplifier

AIYIMA A502T：https://www.aiyima.com/products/bluetooth-amplifier-aiyima-a502t