Feature: 1.A more wonderful experience Bluetooth-compatible 5.0 technology, 15M stable transmission, even fast connection, low power consumption and no lag. 2.Support C-D, RC-D,RWMP3, WMA and other discs,Mobile phone connected to Bluetooth-compatibletooth, can be used as a Bluetooth-compatible speaker. 3.Good speakers sound charm for all living beings, internal magnetic dual speakers, no sound breaking, no hissing, output is naturally balanced, deep , enjoy the surging charm. 4.Transmission speed, transmission distance, transmission signal is faster, farther and more stable. Specification: * Speaker: 40mm (dual speakers, internal magnetic 16 core speakers) *Output power: RMS10W (5W+5W) THD=10% *Disc format: C-D/MP3/WMA format *Power supply voltage: DC-5V-1.5A power supply *Audio interface: 3.5mm stereo plug *Display: LED digital tube display *Bluetooth-compatible version: Bluetooth-compatible 5.1+EDR *FM radio: 76-108.0MHZ *Timed boot function: Yes *USB function: Yes *TF card function: Yes *for Play mode: C-D/USB/FM player/Bluetooth *Built-in battery: optional *Remote control operation: Yes *for Key operation: Yes *Packing size: 182X173X65MM/7.28*6.92*2.6in Package includes: 1*5V/2A power adapter, 1*C-D host, 1 set of "with nail bag", and 1* remote control