KEiiD WiFi Bluetooth (CSR 5.0) wireless stereo receiver is designed on basis of 2019 latest Bluetooth 5.0 technology, which figured with Qualcomm chip, stable connection and seamless transmission, 3 receiving modes and 4 output methods allow a widely connections to all kinds of home audio systems, Each part is optimized at the most for a clear & rich sound quality, allowing you enjoy the best sound & home audio entertainment. <br><br> <b>Features: </b><br> ● Neat design and Latest technology <br> ● WiFi connection with app control<br> ● Adapts Qualcomm Bluetooth 5.0 chip <br> ● 3-modes options : WiFi / Bluetooth / AUX<br> ● Multi outputs : Optical / SPDIF / RCA <br> ● 3.5 mm subwoofer audio output<br> ● Clock alarms and Sleep timer settable<br> ● Multi room digital music system <br> ● UP to 10 presets in App <br> <br> <b>Specifications: </b><br> ● Adapter Input : 100~240V, 50/60 Hz<br> ● Adapter Output: 5V <br> ● AUX Sensitivity: 350 mv <br> ● THD: 0.01 % <br> ● AUX Frequency Response: 20Hz-20KHz<br>● Subwoofer Frequency Response: 20Hz-120Hz<br>● Subwoofer Output: 1.2 V<br> ● S/N: 89 dB<br> ● Bluetooth version: Qualcomm 5.0 <br> ● Sleep Timer: 10-90 minutes<br> ● Weight: 0.4Kg (0.88 lb) <br> ● Dimensions: 5.5” x 5.5” x 1.7” (W x H x L) <br> <br> <b>What’s in the Box: </b><br> ● Stereo Receiver<br> ● User Manual<br> ● Remote (2x AAA batteries are requested) <br> ● 5V 2 A Adapter<br> ● Power cord <br> ● 5 ft Audio Cord<br>